National Museum of Mathematics
@MoMath1
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MoMath: The premier Museum in North America that celebrates the beauty and wonder of mathematics, located in New York City! 🌻
225 Fifth Ave
Joined November 2009
Don't wanna be here?
Send us removal request.
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Get familiar with the mesmerizing math art of MoMath’s Visiting Professor David Reimann (
@drMathArt
), like these representations of integers 1-100.
What are some patterns you notice?
View more: .
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Happy
#PalindromeWeek
from MoMath! Since it’s the 19th year of the century and the 9th month of the year, you can read the dates, numerically, the same backwards or forwards starting 9-10-19 through 9-19-19. Try it yourself!
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Math fact: Many people mispronounce Euler as "Euler". The correct pronunciation is "Euler".
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Topological Crochet returns in person for the final session in the series, tomorrow, Sunday, November 12 at 4:30 pm. Bring your worsted wool and get ready to make your very own mathematical wonder like those below: .
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Topological Crochet is back and better than ever!
Book a series of four online sessions now at , and learn how to make a mind-bending decoration such as those shown below.
Sessions begin January 4. 🧶🪡
#MoMath
#Crochet
#Math
#MathArt
#OnlineCourse
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Introducing Topological Crochet, MoMath's mind-bending in-person crochet series!
Let artist Shiying Dong guide you in building topologically nontrivial, visually pleasing yarn sculptures akin to the ones below.
Register now: .
#MoMath
#NYCMuseums
#Event
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The number 1524411617 is a prime that describes itself.
It has one five, two fours, four ones, one six, and one seven.
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Why does Fibonacci-like behavior emerge in simple, unexpected math and computer science problems?
Find out at Math Encounters, a free educational talk at MoMath on Wednesday, May 1. Attend the 4 or 7 pm session, and enjoy free refreshments.
Register at .
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Happy
#ValentinesDay
from
#MoMath
! Graph these three equations to reveal a special message to your
#valentine
🥰♥️
x = -2
x^2 + (y - 3√x^2)^2 = 1
(x - 3)^4 = y + 1
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Grab your crochet hook and your algebraic topology textbook, because MoMath's hit online crochet course with Shiying Dong returns Sunday, September 8!
Register now at .
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Is a salad a vehicle? 🥗🤔
Of course 👍
16194
No way 👎
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𝑦Θµ⠀⊂αℕ⠀∫ρΣ∠∠⠀ω𝒊+∦⠀Θℕ∠𝑦 ⠀𝑚α+∦⠀∫𝑦𝑚βΘ∠∫⠀𝒊𝑓 𝑦Θµ′ℝΣ⠀βℝα√Σ⠀ΣℕΘµ𝑔∦
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Crochet, but make it topological. The series is back, and you can register while seats last at . Act fast; this series sells out fast!
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What's going on here? No, it's not AI.
Math-art-matician Shiying Dong, who published a paper on her topological crochet in the Bridges Conference, has the answer — and she is once again offering online classes with MoMath.
Visit ; limited space available.
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Be honest, when did you notice our logo was eight pi symbols? 🤔
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Happy
#PythagoreanTheoremDay
from
#MoMath
! This
#mathholiday
is celebrated when the sum of the squares of the first two digits in the date equals the square of the last digit in the date –– 12² + 16² =20². The next Pythagorean Theorem Day will be celebrated on 7/24/25!
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Did you know that MoMath is the only institution in North America where you can enjoy an infinite ride on square-wheeled tricycles? Check out how they ride!
#FunFactFriday
#MoMath
#math
#museum
#mathiscool
#mathisfun
#nyc
#nycmuseums
#friday
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Teachers, what's a math "trick" that always amazes your students?
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MoMath friend Dave Masunaga from Iolani School in Honolulu wows a group with some surprising geometry at the National Gallery of Art in Washington, D.C.
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Happy
#AprilFoolsDay
! Bring a little levity into your day & try to see if you can figure out where the
#proof
goes wrong! It highlights a classic
#fallacy
in mathematical thinking. We will reveal the correct answer tomorrow afternoon! (Credit: Skulls in the Stars)
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By popular demand, Topological Crochet is now available as a virtual series! Visit to learn more.
#MoMath
#Crochet
#Topology
Introducing Topological Crochet, MoMath's mind-bending in-person crochet series!
Let artist Shiying Dong guide you in building topologically nontrivial, visually pleasing yarn sculptures akin to the ones below.
Register now: .
#MoMath
#NYCMuseums
#Event
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Can you solve today's
#MathMonday
question? 🤔
Four people meet and make the following statements.
Person 1: One or more of us are lying.
Person 2: Two or more of us are lying.
Person 3: Three or more of us are lying.
Person 4: All of us are lying.
Which ones are lying?
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Happy π Day! Have fun working this one out, and post your solutions below.
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Love math? What about TV? Join Starring Math with Ingrid Daubechies, and learn all about the math behind the TV show Numb3rs. See you online, Sunday, November 26 at 6:30 pm ET. Register now at .
#MoMath
#MathisFun
#MuseumsNYC
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Could you build the universe from scratch, with nothing but math? Discuss your thoughts with Manil Suri — author of "The Big Bang of Numbers" — and others.
Join Volumes, the MoMath book club, online on Monday, November 20 at 6:30 pm: .
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Happy
#FibonacciDay
from
#MoMath
! If you count the
#spirals
of this sunflower seed
#pattern
in a consistent manner, you will always find a
#Fibonacci
number (0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55…). Here are the three most natural ways to find spirals in this pattern:
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#Chess
grandmaster & former
#WorldChessChampion
@Kasparov63
will be making a special appearance at the 2021
#MoMath
Masters Tournament, the exciting annual competition & fundraiser! Prepare for an entertaining evening of challenge & suspense. Learn more at
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Ben Orlin says “Irrational numbers are bottomlessly weird. Sometimes I think I’ve gotten used to their strangeness, and I like it when a thought experiment like this one can shake me out of my complacency and remind me again of how unfathomable they are.”
#GlobalMathWeek
#day7
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Sir Roger Penrose contemplates a Penrose tiling at MoMath.
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Yeah this post if you agree that math is awesome!
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Happy
#TauDay
, an annual celebration of the circle constant τ=6.283185…, which takes place every June 28 (6/28 in the American calendar system). This
#mathholiday
recognizes
#tau
, τ, a ratio constant describing the relationship between the circumference & the radius of a circle.
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Today is
#OrigamiDay
! If you love the
#art
of
#paperfolding
, than this day is for you! Come visit our "Math Unfolded" exhibit to see the creations of over 20
#origami
artists who use mathematical interpretations to create compelling works of art. Open now through January 5.
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Happy Tau Day! Tau (𝜏) is equivalent to two pi (2π ~ 6.28) and can replace it when relating the circumference of a circle to its radius, for instance.
Will you be using C = 2πr or C = 𝜏r today?
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Happy
#MathematicsandStatisticsAwarenessMonth
! April celebrates the wide range of applications for
#math
&
#statistics
in diverse fields, & appreciates how both subjects drive innovation in our technological world. How do you use math & statistics in your life?
#MathStatMonth
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MoMath would like to welcome
@stevenstrogatz
,
@Cornell
Jacob Gould Schurman Professor of
#AppliedMathematics
as the new Distinguished Visiting Professor for the Public Dissemination of Mathematics.
Sign up for upcoming programs led by Dr. Strogatz:
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Become a part of the world's largest human parabola across
#Manhattan
by joining
#MoMath
's free, socially distanced “Graph the Grid” event on Saturday, May 1 through Sunday, May 2! Learn more & register at
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Ever wonder what a mathematician does for fun?
Find out by joining host
@stevenstrogatz
and special guest
@emilyriehl
, Professor in the Department of Mathematics at Johns Hopkins University TODAY for MoMath's Meet a Mathematician.
Register at
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"Mathematics and art have a really interesting partnership, where [math] can allow us to see and understand things, and art is a way that those things can then be communicated to others. And in between those two, we can hopefully [learn] how to build a better world."
-
@Gelada
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Can you find the secret message that David hid in the image below?
Mark your calendars: The first session of Ask a Mathematician with MoMath's brand NEW Distinguished Visiting Professor, David Reimann, is Tues, Sep 10.
Reimann is a Professor of Mathematics and Computer Science at Albion College.
Register at .
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Happy
#PalindromeDay
from
#MoMath
! For 10 consecutive days, from 1-20-21 to 1-29-21, the date is read the same forwards and backwards in the month-day-year format. Today, 1-20-21, is the first palindrome-number
#InaugurationDay
in American history!
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Happy
#PiApproximationDay
! For those in countries that write their dates in the date/month format, today's date written as 22/7 calculates approximately to 3.14 (
#Pi
)!
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Happy
#PiApproximationDay
! For those who write the date in the day/month format, today (22/7) is dedicated to the mathematical constant
#pi
because the fraction approximates to 3.14.
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Can you solve this
#math
problem for
#MathMonday
? We will reveal the answer in 24 hours!
Suppose there is a square ABCD with a point E on edge BC and a point F on edge CD such that the area of triangle ABE is 3, of ADF is 4, and of EFC is 5. What’s the area of the square?
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Bill and Hillary Clinton, shown with Executive Director Cindy Lawrence, are fans of MoMath!
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#TBT
to last summer when
@BuzzFeed
featured
#MoMath
as a museum that makes math FUN. Comment your favorite MoMath exhibit, program, or event that you think makes math FUN! 🙂🙃
#math
#museum
#mathisfun
#mathiscool
#nycmuseums
#nyc
#buzzfeed
#throwbackthursday
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"I think the experience of riding a square-wheeled bicycle is one that will be with me the rest of my life." - Jeremy Irons
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How can you know the difference between what you understand, and what you’ve just gotten used to?
#MathEncounters
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Why was the circle so intelligent?
Because it had 360 degrees!
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Join artist Uyen Nguyen, whose work is currently on exhibition in MoMath's Composite gallery, to learn how to fold an origami trigonometric equation!
Register at .
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In 2008, Jason I. Brown, a Dalhousie University math professor, used math and physics to uncover a longtime musical mystery: How did the Beatles play the iconic opening chord of their 1964 hit, "A Hard Day's Night"? 🧵
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Happy
#FibonacciDay
! November 23 is celebrated as Fibonacci day because when the date is written in the mm/dd format (11/23), the digits in the date form a
#Fibonacci
sequence: 1,1,2,3.
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TONIGHT at 7pm, join
@stevenstrogatz
to discuss
#SrinivasaRamanujan
and the
@IFCFilms
movie '
@TMWKIofficial
' starring
#DevPatel
&
@jeremyironsnet
with Fields Medalist
@manjulbhargava
, mathematician Ken Ono &
@mattbrownny
!
Register at:
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Sergio Belmonte, Vice President of Museu de Matemàtiques de Catalunya, directed audience members as they took on the role of a single point in a life-sized coordinate system. Everyone became part of a special
#dance
troupe where they moved to the groove of math functions 🕺💃
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“A professor at
@penn_state
let me know that he thought I had potential in math. His belief in me & reaching out to me meant the world to me. It made all the difference in my life.” -
@JohnCUrschel
explaining how the support from a math professor helped spark his interest in math
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#WomensHistoryMonth
celebrates the contributions
#women
have made over the course of American history. Today we're honoring 4 American
#femalemathematicians
who have made tremendous strides in
#mathematics
!
L to R: Dorothy Vaughan, Julia Robinson, Mary Jackson, Karen Uhlenbeck
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MoMath Outreach Mathematician Chaim Goodman-Strauss part of team that makes groundbreaking mathematical discovery!
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Every odd number that can be factored can be factored as a difference of squares. - Fermat
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Retired NFL player and current math PhD candidate
@JohnCUrschel
was at MoMath last night, explaining an application of Voronoi diagrams to football and basketball.
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.
@JeffBezos
enjoyed taking a spin on square wheels at MoMath, the nation’s only museum of math. Open all weekend:
#MoMath1
in
#NYC
.
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Build your own Leonardo-style polyhedral models with Dutch artist Rinus Roelofs at MoMath!
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Check out this video by
@mental_floss
about the
#math
behind
#origami
, featuring MoMath’s “Math Unfolded” exhibition! Watch the full video at
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Used to be hard to find a theorem comparing the integral of the curl of a vector field over a surface to the line integral of the vector field around the boundary of that surface, but not anymore, because of Stokes'.
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Whatever you can imagine making with the famous and mathematically groundbreaking "einstein" tile, submit it for your chance to win $10,000!
The Einstein Mad Hat Awards with
@UKMathsTrust
invites you submit ANY type of project — food, art, STEM, fashion, etc. — for (1/2)
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Here's a
#MathMonday
riddle for you!
If a hen and a half lay an egg and a half in a day and a half, how many eggs will half a dozen hens lay in half a dozen days? 🐓🥚
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What mandala would you create at MoMath's Math Arcade?
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What does it mean to “reflect about a circle?” This question has a very definite answer that takes us into a wonderland of new insights about the unity of circles and lines. Register for part four of Professor
@PaulAZeitz
's series tonight at 6:30pm ET at
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💕
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If you ever have trouble remembering how to graph different mathematical functions...
http://t.co/ba8UXt2V8w
http://t.co/Z53tUJZst3
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What's your favorite counterintuitive but satisfying piece of mathematics?
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Today is Ada Lovelace Day. Ada Lovelace was born in 1815, but her work was so revolutionary that she was recognized as the world's first computer programmer in the mid-1900s!
This day, founded in 2009, uplifts women and girls who are working in or interested in STEM fields.
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Happy Pi Day! Try out a pi-puzzle from MoMath at .
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The coolest math trick ever:
Start with 142,857 and multiply it by 1, writing down your answer. Do the same with 2; 3; 4; 5; and 6, writing your answer each time. What do you notice about the order of the digits in each answer? There’s deep mathematics at work here!
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Next in Volumes, the MoMath book club:
Join an online conversation with Visiting Professor Ingrid Daubechies and authors Beineke & Rosenhouse, March 7 at 6:00 pm ET. Learn about the research that has resulted from MoMath's MOVES conference!
Register at .
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Folding Fridays, MoMath's virtual paper folding class, is here! Come this Friday at 4:30 pm ET and make an amazing six-piece modular design. Register for a session or the entire series here: .
#MoMath
#NYCMuseums
#VirtualEvents
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You’ve undoubtedly heard some mathematical phrases without knowing what they really mean.
Join
@PaulAZeitz
for a series to exploring a few of the more common mathematical “buzzwords.” First up: the
#RiemannHypothesis
.
Register:
#BuzzwordMath
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Happy
#OrigamiDay
! Origami offers a rich environment for exploring the interplay between
#mathematics
&
#art
. Many mathematical ideas & concepts are used to design
#origami
, such as geometric shapes, patterns, folds, spirals, & so much more!
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Indulge in a little mathematical frivolity with one of these elaborate necktie knots!
http://t.co/jFkWOsF5NP
http://t.co/kOIu9MJA0E
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#MoMath
extends deep congratulations to its friend Roger Penrose on winning a
#NobelPrize
— here he is pictured with MoMath’s Executive Director at the Tessellation Station exhibit at MoMath.
#NobelPrize2020
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As you keep following this pattern, the perimeter will keep getting bigger (it will approach infinity) but the area will clearly remain finite. How?
#FamilyFridays
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Happy
#NationalMathematicsDay
! We celebrate this day every year on 12/22 to honor the birth anniversary of legendary mathematician
#SrinivasaRamanujan
& his substantial contributions to the analytical theory of numbers, elliptic functions, continued fractions, & infinite series.
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