Mathematical Pictures by DAlessandroW

Champion(s):

TWright17
There are sewers aplenty yet to dig


Runner(s)-Up:

OrientalWizDad


Quiz Description

Do alpacas like math? How about math with pictures? This is my first quiz here -- drop me a line on LL and let me know what you think!

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1 TWright17 419 98 15
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2 OrientalWizDad 404 96 15
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3 NathanL 391 94 15
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Questions:

This animation is a "wordless proof" of the fact that the sum of the first n natural numbers, 1 + 2 + 3 + ... + n, is equal to n _______ 2. (Fill in the blank!)

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Click to Reveal Answer
choose

This is Maryam Mirzakhani, the first woman and the first person from what country to be awarded the Fields Medal?

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Iran

Who is the author of this book?

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Isaac Newton

Discovered by J. W. Alexander in 1924, this is a diabolical example of an object homeomorphic to a sphere whose exterior isn't simply connected. It's standardly known as the Alexander _______ sphere.

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horned

Raphael's fresco The School of Athens depicts Plato and Aristotle surrounded by a cornucopia of ancient sages, scientists, philosophers and mathematicians, including the one shown here writing in a large book. Who is he? (It's an ironic choice of depiction, since no works of his survive and it's unclear that he ever wrote anything down.)

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Pythagoras

The 1736 resolution of this problem about bridge crossing marked the beginning of modern graph theory. Name *both* the mathematician who solved the problem (and drew this diagram) and the city the diagram depicts.

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Euler, Königsberg

This is John Urschel, professional football player from 2014-2016 and current MIT math PhD student. For which NFL team did he play guard?

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Baltimore Ravens

This is Plimpton 322, an ancient clay tablet containing a very early list of Pythagorean triples. Name the civilization that produced it.

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Babylonia

Name the Polish mathematician to whom this carpet belongs. (A questionable purchase, since the carpet has area 0 and empty interior.)

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Sierpinski

Lisa Piccirillo made nerdy headlines recently for having proved (while still a grad student at UT Austin) a longstanding conjecture about a famous knot. (Her technique is displayed in the picture.) The knot in question was named for its famous discoverer, who died this April of complications from COVID-19. Who is he?

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John Horton Conway

This is a "domain coloring" visualization of what notorious complex function?

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Riemann zeta function

What's the standard name of this object (also known as a hypercube), shown here as a rotating 3D projection? Don't listen to Madeleine L'Engle: it only has four dimensions, not five.

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Click to Reveal Answer
tesseract