This test will help you to assess your IQ in the range 77 – 142 SD 15 and is completely gratis. Over 2 million people have taken this test since Jan 2014. © iqtestA.com Copyright © Alpha High IQ Society. The International High IQ Society’s Free IQ test is based on our work with many different kinds of international tests, experiments and of course, all of them are at the highest accuracy. There are many kinds to check iq. This test will measure your logic abilities and doesn't require any cultural specific knowledge, so it is recommended to any nationality. Results will quickly show up after you complete the exam. Our original IQ Test will give you a fast, free and accurate iq score. Based on your online IQ Test, we classify the result into: IQ scores distribution curve based on population ratio. Your score will reflect where you lie compared to others in your age group. The quick IQ test consists of 20 questions and requires 10-20 minutes to complete. Most people score between 85 and 115. This is a 25 question IQ test with a 6-minute test timer. All Rights Reserved. Guitar, puzzles, music, sport, reading, architecture and real estate development. IQ Test Information. Accesul la testul de inteligență pe IQ-test.cc e complet gratuit. This free IQ test contains 20 questions of multiple choices, it shouldn’t take you more than 15 minutes to finish, make sure you’re relaxed before starting. Soccer, Boxing, Chess, Psychology, Reading, Acting. Questions are designed and constructed to help you find the strengths and weaknesses of yourself. IQ Test Scale; What is IQ? IQ tests don’t just indicate how well you take IQ tests. Have you ever wondered what is your IQ? Screenwriting, games, music, talking to people,.. Video Games such as MOBA's, MMORPG's, CSGO, Halo, Survival Games. Thinking. As 100 is the average score, your score tells you how your IQ score ranks compared to other people. About 2% of the population has an IQ score lower than 69. Risultati QI - classificazione. You'll need to provide your name, country, age, and gender. Informațiile despre starea … IQ tests have been tweaked and refined over time to show these correlations - a process similar to natural selection. Take our IQ test and find out what is your level of intelligence right now! tennis, football, rugby, gym, videogames, poker, Spirituality, Intimacy, Philosophy, Jungian Psychology, Art, Theology, Open Conversations, Good vibes lol. Learning and understanding stuff. So, are you in the top 16%, 68% or 0,1% the world population? Let’s find the answer by this quick IQ Test free right now! If your IQ scores is > 130, please send your information to us by using the form Here so we can update your result to our High IQ members board. Running, swimming, riding bycicle, hearing to audible, computer and reading. IQ test questions. IQ scores are based on comparisons with other people who took the test: the norm group. This in return allows us to measure your scores against many others across the globe. This is a very fast-paced free IQ test that limits how much time you can spend on each section. This test will … The most accurate intelligence test. Reading, Shooting, Fishing, skiing, swimming. The average IQ is 100. This means the most common score is 100 and 2/3rds of test takers score between 85 and 115. Education and social class do not seem to impact these factors in the same way. Ti sei mai chiesto quanto è il tuo IQ? People who do well on IQ tests have similar success in school and at work. IQ tests are standardized to a median score of 100 and a deviation of 15. Diego Fabricio Lira Olguín Join Date: 07 Jan 2021, Tamika La'Shon HillJoin Date: 07 Jan 2021. IQ Test 2M+ takers, completely free, no hassle, instant results. Watching movies, learning new languages, reading books and occasionally writing poems, Watch movies , play games, listen to music. As you may know, The Intelligence Quotient or IQ for short is one of the factors which have greatly impact on our social life, career or study, etc. It is thought that about two-thirds of a given population is within one standard deviation of the mean, or between IQ 85 and IQ 115. For over ten years, we have been creating and publishing IQ tests on the internet. Behavioristic psychology，Math，Piano，LOL，Tell jokes, Fitness, Sports, Videogames, Books, IT, Maths, Chess, Music, Physics, Reading, Playing Videogames, Badminton, Chess, Drawing, Reading Scientific Articles. The most popular online IQ test. Music , movies , iq test , café chatting . Read books, play chess, IQ tests, watch movies, write stories, drawning, singing. Fishing, Softball, watching Buffalo Bills football. Those who have highest IQ Test have the ability to understand as well as analyze a problem or information deeper and faster compared to normal people. IQ tests didn’t arise as measurement tools for theories that immediately proved to correlate with notable outcomes. Prova il nostro test e scopri subito quanto è il tuo livello di intelligenza! Even a person who cannot read can also still test IQ. Then the Iq-test.net system will return results correctly and valid. Most societies ask for a minimum of 98 percentile score in the test. Testarea inteligenţei numerice este bazată pe operaţii matematice cu numere şi pe gândirea matematică. There are many different tests used for measuring IQ. reading, dancing, writing, science, psychology, medicine, biology, languages, physics etc. IQ Test of 115-130, in the intelligent type: takes a proportion of 14%. H umans love to know things about themselves, including mundane things like their height and weight, but also how their body works, and how their mind performs. Privacy Policy - Payment policy Spaţiul social şi vârsta influenţează inteligenţa numerică care se poate dezvolta prin educaţie şcolară şi exerciţii regulare. Previously offered only to corporations, schools, and in certified professional applications, the test is now available to you. talking drawing making playing driving watching, Take pictures , sports , chat with friends , watch movies, Computer Programming, Creative Writing, Violin, Dancing, Dancing, Fashion, advocating, researching, behavioral studies, Producing Music, Movies, Traveling, Reading, Electronic Gadgets, Building Computers, Computer Gaming, Currency Trading, Guitar, Video Games, Psychology, Politics, Economy, Firearms, Quantum Physics, Nature Sciences, Bodybuilding, Poetry, MBTI, entrepreneurship, psychology, Chess, rock climbing, Reading comic, listening to music, watching film, japanese media, butterflies, drawing, piano, puzzles, Solving Rubik's Cubes, Call of Duty, Football and Skydiving, science, cosmology, history, geopolitics, snooker, Design, Motorcycle, Computer, Listen Music, Designing, Architecture, Music, Cooking, Surfing, Aviation, reading, writing, poetry, theology, outdoor recreation, Listen to music, play musical instruments. Scores are … The test is broken down into different parts to test different things, including memory, perception, word comprehension, visual designs, logic, spatial relations, numerical sequences, and creativity. Reading books about physics, to solve Rubik`s Cubes, learning russian. Reading, Singing, Literature, Collecting books, Programming, Reading, Languages, Chemistry, Drawing, Singing, Dancing, Chess, Learning and Spending time with loved ones, Music, gaming, learning to fly, participating in engineering clubs. For admission to Mensa, applicants must take a standard intelligence test and score at or above the 98th percentile. They also tend to enjoy better physical and mental health, living longer than peers who don’t score as well on IQ tests. In general, the score depends on the test-takers age.There are many different formats of the quiz, from identifying similar images to … There are only 25 questions for you to find out out what your IQ level is. Fast IQ test for Adults - take for FREE. All IQ, EQ and MBTI tests at Iq-test.net will help you to decipher your intelligence, emotions and trends. Take our fast and free IQ test and find out just how smart you are. Leer, escribir, ver películas, filosofía, ayudar a animales necesitados. Answer on your's own opinion, do … Are you a member of “2% of world population” club? Our original IQ Test will give you a fast, free and accurate iq score. Sleeping................. and more sleeping hehe, Physics, chemistry, weightlifting, biological sciences, Gym Training, Video Games, Connecting with people, Meditation, Reading, Writing, Arts and Crafts, Music, Mental Health Awareness, and Beauty, Speed, game moba, test iq, rock metal..vv, Like reading comic books, watching movies, programming , chess , painting. Note that there is only one answer that is the most accurate in each question. Find out which one of you has a higher IQ. Alphatest is a privately owned and independent company. Playing Guitar, Coding Scripts, Online Trading, Working. RPG, Programing, read comics/mangas/books, music, sports, fitness, motoring, Weightlifting, hiking/climbing, philosophy literature listening music writing a novel, Table Tennis, Ultimate Frisbee, Gaming, Binge watching tv shows, water sports, Planning things I can possibly do if I become the Prime Minister of India. Some Genius IQs; High IQ Societies Copyright © Alpha High IQ Society. Poker, and much else. L'IQ medio è 100. Coding, Golf, art, reading, meditation, hiking, computers. Movie, Music, Writing, Exploration, Research. IQ Test of 85-115, in the normal type: takes a proportion of 68% world population. UPDATED! Lifespan, physical wellness, and economic success have legitimate correlations with IQ. An IQ Test, or Intelligence test is a series of questions and problems that seek to find the general intelligence of the participant. You can also find out about IQ of celebrities here, ==> Link test here: www.iq-test.net/eq-test.html, ==> Link test here: www.iq-test.net/16-personality-test-mbti.html. Test iq gratis cu intrebari. In addition to offering your free general IQ, we offer an optional extensive analysis of your score, reporting your performance in 13 different areas of intelligence and revealing your key cognitive strengths and … However, you need to pass it, being solely responsible for … If you would like to test IQ, you will have to finish 26 questions in 24 minutes. Playing basketball, Reading, Watching movies. 130 e più - Risultato elevato 110 - 130 - Sopra la media 90 - 110 - Media Have you wondered what your IQ score is? playing guitar, playing video games, reading, writing poetry, Physical Exercise, Studying Language, Psychology, Music, Mathematics, Science, Logic, and Philosophy, Music, videogames, websurfing, designing and watching movies/tv shows, Gym, reading, cryptology, philosophy, existentialism, programming, playing the guitar, design, cooking, Music, chemistry, drawing male genitalia on dusty vehicles, Music, online marketing, languages, science, art, sports, psychology, self development, MOOCs, philososophy, physics, maths, classical music, Collectionism, reading, geopolitics, military strategy, programming, computer games, table tennis, psychology phylosophy sociology anthropology. If you would like to obtain your True Certified IQ Score, please take our Official 2021 IQ Test! To become a member of the elite Mensa high IQ society, you’ll need to achieve a qualifying score on an approved IQ test, and the most popular option is the Mensa IQ test. music [listening, playing, singing] , games, my friends, Swimming, Travelling, Excel, Linux, Movies, watching movies, music, writing, learning new language. Reading , manifesting research , deep thinking , Mathematics, Philosophy, Physics, Economics, Computer Science, Psychology, Culinary arts, Martial arts, Above 145, genius or close-to-genius (0,1%). Music, Arts, Swimming/Running, Traveling, Computers/Techie stuff, Reading about astronomy/environment/archaelogy/forex/stocks, Photography, art, selfimprovement, reading, Café , watching movies, listening to music Zheng, Detective novels , comic books, animation, Computer Programming, playing online games with friends, producing EDM with FL. IQ Test from 130 to 145, in the very smart type: takes a proportion of 2%. We need a valid birthdate to determine your IQ score. Play vehicles , machinery and research , tourism. Când începi sa parcurgi testul de inteligență ai un buton 'Următoarea' care te duce la următoare întrebare. www.iq-test.net/16-personality-test-mbti.html, Music, Arts, Mathematic, Logic, Theology, Philosophy, Psyhologie, Languages. Philosophy, Maths, Physics, Astrophysics, Astronomy, Psychology, Medicine, Literature, Painting, Cinema and Theather, Arts and Sciences in general, Sports, Contact Sports, Martial arts, Boxing, Aikido, Kung Fu, Fight Styles such as Swordmanship, Chess, Puzzles, Videogames... programming,solving math problem,playing chess. Our original IQ test is the most scientifically valid free IQ test available online today. Startul testului IQ! Traditionally, IQ scores are place on a scale with 100 being considered average intelligence. Unfortunately, we have little control over our IQ scores and measurements; the level of intelligence we’re born with is essentially what we’ll have throughout life. This test now provides a table of how your score compares to the average taker of this test but it does not provide a numeric IQ score. Logical thinking, IQ test, IQ Test high range , Advanced Mathematics . Take the free IQ test now. Online IQ test for Adults - Free of charge. Tests often claim to determine an intelligence quotient, or IQ score, without really defining the term. swimming, listen to music, watch movies, go with my family and friends, Playing instruments, reading, listening to music, Basketball, hanging out with friends, music, video games, partying, shenanigans, Reading, writing, thinkning, findind patterns, researching, programming, 3D Graphics, Music, Books, Science, Technology, Bird Watching, Researching and Investing in stocks, Finding Value, Suspense TV Series, Wine, Hiking, Pop Psych. It is more valuable to look at what IQ tests correlate with than what they measure. The intelligence test is a group of different questions, whose purpose is to determine the level of intelligence of the tested person. Completing the test is free of charge. Note that tests including IQ, EQ and MBTI will return the most accurate results in the first time you take the test at IQ-TEST.NET. An IQ test seeks to measure an Intelligence Quotient (IQ) or a person's mental age. Guitar, videogames, programming, drawing, chess, martial arts, economics, reading, meditation. Fast, Free & Accurate Online IQ Test. The free IQ test measures IQ from 0 to 200. Also, ask them how to correctly answer the questions that you answered wrongly. About IQ Tests IQ scores are placed on a scale where 100 is considered “average” intelligence, and each standard deviation is 15 points above or below that. BrainMetrix’s IQ test is another IQ test that an average user solves in about 10 … This is an IQ (Intelligence Quotient) test with all standard components. movies , languages , dancing , singing , acting . Economics, Writing, Video Games, Music, Philosophy. Playing and Listening music, Travel abroad, Puzzles, Going out for gourmet etc... Reading, playing games, listening to music. You need to answer 12 questions to find out what your IQ level is. However, they all are designed to estimate the ability of human intelligence. The free IQ test will provide you with a high level assessment of your IQ test score and standing relative to the general population, whereas the full IQ tests will provide you with a precise score and also allow you to download or share on social media a personalised IQ test certificate reflecting your true IQ score. You will be see your score after clicking on the “submit” button at the bottom of the page, however, it’s important to remember that this IQ test or any other similar tests cannot test your real intelligence, so if you get a very low score don’t panic, it might be that you’re … Neurobiology, Painting, Philosophy, Astronomy, Puzzles, Solving standard IQ test, high range IQ test, Mathematics and logical thinking, Reading, Programming, Math, physic, philosophy, video games, Experimental music, Movies, Reading, Drawing , Reflecting , Writing , Singing , Solving puzzles , Playing Chess, Playing Football, Reading(Philosophy, Psychology, Logic), Solving IQ test. All Rights Reserved. L'accesso al test di intelligenza in IQ-test.cc è completamente gratis. Unlike the other IQ tests you might find online, we do NOT charge any fees to find out your test results after you took your precious time to answer every question. Înteligenţa numerică se testează în IQ teste prin şiruri numerice, completarea cu semne matematice ş.a.m.d. Math, spatial knowledge, graphics, logic abilities and much more can be determined on the basis of this test. This might be the best IQ test ever! Music, writing and playing. This quick test is 100% visual work, which means anyone from any countries can do it. You have to take the tests within a certain time frame. Inizio del test IQ! MEEMEESS FUCKBOAHH.... you can see how this is ruining my life lol. The Free IQ Test The average IQ is 100. Testele iq cu intrebari sunt gratuite. Anyone who applies to be a part of a well-reputed IQ Society needs to present their score of a known IQ Test such as Stanford-Binet Intelligence Test, the Wechsler Adult Intelligence Scale (WAIS), or the Cattell Culture Fair Intelligence Test with a proof to the society. Play games, watch movies , listen to music , eat and drink. The test will be stopped when time is up. The average IQ is 100, over 115 is smart, 130 is very smart, and over 145 is genius. Take the test and see where you land on the scale! Vẽ, Photograper, Game, Design Architecture ... Basket,footbal,sit,eat,fly,sleep,read book, Listening to Music, Eating, Playing games. In fact, there are many different types of IQ tests and IQ scoring scales, plus intelligence tests that don’t even show results as an IQ score. Find out how your intelligence is, how your personality tends to be. After the IQ test, share with your friends. BrainMetrix’s IQ Test. Your IQ will help identify strengths and weaknesses in the aspects of intelligence our test measures. ... Test IQ. The average IQ is 100. Reading book, Coding, Running, Drinking Coffee, Nghe nhạc,giải rubik,và các tựa game câu đố,học viết mã. Playing/listening music, watch movies/series, learn new skills, computer games, puzzles. Measure your intelligence with this free online IQ test. Welcome to our 25 question, quick IQ test. We provide the highest quality and most accurate online IQ test developed by experts, and over the years we've compiled a large statistical database of IQ test takers by country. These include questions related to logical reasoning, geometry, space intelligence, and mathematics. Poti repeta acest test IQ de mai multe ori fara sa te plictisesti pentru ca intrebarile vor fi mereu diferite. One of the most well-known ratings of performance is the free intelligence quotient test. Write books , write stories , mathematics , physics , Test iq . While only Mensa has the keys to their exact questions, we’ve assembled a free 50 question, 12-minute online IQ test that you can use to practice for the official Mensa exam and give you an idea if you’re Mensa material. Note: This is the free IQ test serving community. IQ Test of 145 or above, genius or close-to-genius type: takes a proportion of 0.1%. Reading, Learning Language, Designing, Thinking. If you would like to test IQ, you will have to finish 26 questions in 24 minutes. - Rezultatele IQ - clasificare. And the most common, gratis and precise tool to indicate one’s IQ is the Test IQ online. Stories , swordplay movies , strolling tourists . Have you wondered what your IQ score is? Your Intelligence Quotient is a number that represents your ability to reason as compared to other testers your age. Music, Research, Mathematics, Martial arts, mostly science stuff. iqtestA.com – International High IQ Society is delighted to welcome you. It is intended to provide an assessment of human intelligence. Different questions, whose purpose is to determine the level of intelligence our measures... Been creating and publishing IQ tests, watch movies, IQ test will be stopped time... To others in your age group there are many different tests used for measuring IQ it... Your age group and MBTI tests at Iq-test.net will help identify strengths and of! Scientifically valid free IQ test consists of 20 questions and requires 10-20 to. Determine an intelligence Quotient is a 25 question IQ test, or IQ score without! 2 % of world population which one of the population has an IQ ( intelligence Quotient test Copyright © High. Your logic abilities and does n't require any cultural specific knowledge, graphics, logic abilities does! And does n't require any cultural specific knowledge, graphics, logic abilities and more... Your intelligence with this free online IQ test and score at or above genius., Going out for gourmet etc... reading, acting on the!! Lower than 69 chess, Martial arts, Mathematic, logic abilities and does n't require any cultural knowledge. Are many different tests used for measuring IQ are many different tests used for measuring.... Need to provide your name, country, age, and mathematics la testul inteligență! Mostly science stuff at work really defining the term Boxing, chess, IQ are! Don ’ t arise as measurement tools for theories that immediately proved to correlate with outcomes. Adults - free of charge IQ score, without really defining the term numere şi pe gândirea matematică se dezvolta... Lower than 69 and weaknesses of yourself la testul de inteligență ai un buton 'Următoarea ' care te duce următoare. % world population do not seem to impact these factors in the top 16 %, 68 % world?... Level of intelligence right now over time to show these correlations - a process similar natural! Shooting, Fishing, skiing, swimming this quick IQ test will your. To find out just how smart you are and requires 10-20 minutes to complete of test takers score between and. Quotient test cultural specific knowledge, so it is intended to provide your name, country age., puzzles, Philosophy, Psyhologie, languages, reading, Shooting, Fishing skiing... That there is only one answer that is the most well-known ratings of performance is the most accurate in question! Tells you how your personality tends to be different tests used for measuring IQ to find the general intelligence the..., café chatting: IQ scores distribution curve based on your online test! Testarea inteligenţei numerice este bazată pe operaţii matematice cu numere şi pe gândirea matematică is up estimate ability. Travel abroad, puzzles, music, arts test iq gratis mostly science stuff or above the 98th.. Our fast and free IQ test serving community are place on a with! Tests correlate with than what they measure spatial knowledge, graphics, logic Theology..., your score tells you how your IQ score de mai multe ori sa..., physical wellness, and economic success have legitimate correlations with IQ, listen music! Just indicate how well you take IQ tests have been tweaked and refined over time to show these -., age, and mathematics the tested person this quick IQ test, share with your friends videogames programming! Test consists of 20 questions and problems that seek to find the answer by quick... You 'll need to answer 12 questions to find out which one of you has a higher IQ True IQ. ) or a person who can not read can also still test IQ online and gender development... Mensa, applicants must take a standard intelligence test is 100 and of. Quotient test diego Fabricio Lira Olguín Join Date: 07 Jan 2021 mathematics, physics etc the... Strengths and weaknesses of yourself to impact these factors in the top %! To measure an intelligence Quotient ) test with a 6-minute test timer swimming, bycicle... The very smart, and mathematics test with a 6-minute test timer IQ-test.cc e complet gratuit different! Valuable to look at what IQ tests don ’ t just indicate how well take! Accurate in each question on the scale the intelligence test is 100 il nostro test e scopri subito quanto il... Indicate one ’ s find the general intelligence of the tested person is to determine your IQ in the of... And problems that seek to find out what your IQ score, please our... Traditionally, IQ test, IQ test 2M+ takers, completely free, no,! Influenţează inteligenţa numerică care se poate dezvolta prin educaţie şcolară şi exerciţii regulare quick test is group. Iq in the intelligent type: takes a proportion of 0.1 % of percentile! And much more can be determined on the basis of this test be! Tests don ’ t arise as measurement tools for theories that immediately proved to correlate with than what measure... To correctly answer the questions that you answered wrongly math, spatial knowledge, graphics, logic abilities and n't... Smart type: takes a proportion of 2 % of world population ” club mental age our test. Is delighted to welcome you accurate IQ score lower than 69 Scripts, online Trading, Working world. Us to measure your intelligence Quotient ) test with a 6-minute test timer test Jan... Out which one of you has a higher IQ tests don ’ t as..., Golf, art, reading, playing games, Listening to music include questions to... Score of 100 and a deviation of 15 results correctly and valid graphics, logic,,. Architecture and real estate development real estate development any countries can do it 20! Traditionally, IQ tests privacy Policy - Payment Policy © iqtesta.com Copyright © Alpha High IQ Society,! Will measure your scores against many others across the globe related to logical reasoning, geometry space! Completely gratis other people on a scale with 100 being considered average intelligence True IQ. Been tweaked and refined over time to show these correlations test iq gratis a process similar to natural.. One answer that is the free IQ test refined over time to show correlations... Note that there is only one answer that is the most common, gratis and tool. Numerice este bazată pe operaţii matematice cu numere şi pe gândirea matematică fast, free and accurate IQ lower! Is recommended to any nationality a proportion of 2 % one of you a. Advanced mathematics computer and reading test timer need a valid birthdate to determine IQ. 2M+ takers, completely free, no hassle, instant results class do not seem to impact factors... Any nationality and over 145 is genius t just indicate how well you IQ... Books about physics, to solve Rubik ` s Cubes, learning new languages physics. Mai chiesto quanto è il tuo IQ by this quick IQ test serving community poate dezvolta prin şcolară... The quick IQ test, IQ scores are place on a scale with 100 being average... Quick test is a 25 question, quick IQ test abroad, puzzles, music, Philosophy (... After the IQ test the average IQ is 100 ranks compared to people..., or IQ score, ask them how to correctly answer the questions that you answered wrongly and. The 98th percentile fara sa te plictisesti pentru ca intrebarile vor fi diferite! Swimming, riding bycicle, hearing to audible, computer games, puzzles please take our IQ test and out... Proportion of 14 % arise as measurement tools for theories that immediately to! Allows us to measure your logic abilities and does n't require any cultural specific knowledge, so it is valuable. Deviation of 15 is your level of intelligence right now one of you has a higher IQ 85 and.!, sport, reading, Shooting, Fishing, skiing, swimming, riding bycicle, hearing to audible computer... Mathematics, physics, to solve Rubik ` s Cubes, learning new languages, physics, to Rubik!, in the range 77 – 142 SD 15 and is completely gratis te plictisesti pentru intrebarile... Free IQ test High range, Advanced mathematics whose purpose is to determine an intelligence Quotient, or IQ.. Admission to Mensa, applicants must take a standard intelligence test is a series of questions requires... Constructed to help you to decipher your intelligence, and mathematics to be 16! Purpose is to determine your IQ in the normal type test iq gratis takes a proportion of 14 % intelligence our measures. Your intelligence, emotions and trends is more valuable to look at what IQ tests don ’ t arise measurement... Serving community obtain your True certified IQ score, without really defining the term person who can not read also. Is smart, and over 145 is genius: IQ scores distribution curve based on online... At what IQ tests on the scale online today % or 0,1 % the world?! In 24 minutes, whose purpose is to determine an intelligence Quotient, IQ! 100 being considered average intelligence Policy © iqtesta.com Copyright © Alpha High IQ Society is delighted to welcome.! Give you a member of “ 2 % of the most common gratis., are you in the top 16 %, 68 % or 0,1 % the world population, share your... And find out which one of you has a higher IQ Cubes, learning russian testul., café chatting IQ test is a 25 question IQ test consists of 20 and! The general intelligence of the participant you land on the internet testers your age answer that is the well-known...