# mtbos iteachmath math maths msmath hsmath collegemath geometry proof figurethat circle tangent edtech beforelovetherewasmath triangle theorem calculus apcalc apcalculus calc2 pentagon stem semainedesmaths xcurricular bridgesmathart

Pleased to announce that French Historian Dominique Kalifa will be coming to give a talk on his new book, "Vice, Crime and Poverty: How the Western Imagination Invented the Underworld." Smathers 100 on April 15 at 4pm. For more information, check: https://t.co/cwVFzy5ZhH

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2019-04-05

And an arctan(1) & an arctan(2) & an arctan(1), arctan(2), arctan(3): HAPPY PI DAY!!! 😃 https://t.co/8BatAzK6Uj

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2019-03-14

Any 1 Quadrilateral + Bisectors of its 4 Exterior Angles = 😮? How can we formally prove what is dynamically illustrated here? 🤔 (Source: ). https://t.co/27521S487E.

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2019-02-25

Don't miss 's discussion of her new graphic history "Perpetua's Journey: Faith, Gender, and Power in the Roman Empire" today at 3:00 pm in Smathers 100!

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2019-02-11

In this incircle + extension animation, what is the measure of the green angle? Why is this ALWAYS the case? 🤔(Source: ) https://t.co/A6rEjBr5pT

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2019-02-06

Like graphic novels? Passionate about history? Join Dr. Jennifer A. Rea at our next Authors talk on Monday, Feb. 3rd at 3 pm in Smathers 100.

Dr. Rea will discuss her new book-"Perpetua's Journey: Faith, Gender, & Power in the Roman Empire."

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2019-02-06

Carnot's - Case of an OBTUSE Dynamic Illustration without Words. How can we formally prove this phenomenon? 🤔(Source: ). https://t.co/qUDdwQwNTh

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2019-01-31

Arc Length in Polar Coordinates (#Calculus): Dynamic & Modifiable Explorer & Illustrator. Created w/: https://t.co/OYvvLamA1y.

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2019-01-23

In this animation, why are the 2 pink angles always congruent? (Source: ). Explore here: https://t.co/tpusqTwVCB.

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2019-01-21

Credit to /u/mythsmath

Are the titles of the teasers representing mitosis? Especially when yyxy is all about chromosomes and Haseul has a female and male version of herself.. there could also be a connection between this and subunits “multiplying” :O

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2019-01-11

2 Concentric Semicircles + 2 Chords + 2 Perpendiculars = 😮? How can we formally prove these phenomena true? 🤔 Source: . Explore here: https://t.co/emj98BUbY4.

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2018-12-28

Le thème de la 2019 est "Jouons ensemble aux mathématiques!".

https://t.co/XMTpXyo7Y1

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2018-11-30

finished commission for irismathair on FA❤️ https://t.co/qV2b9LbGGV

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2017-08-20

So at the point right before I'll combine all my layers. Just a smathering of colors.

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2016-06-11

Turing Patterns in Photoshop, my talk today at 9:30 am Room 3, conference at U of Baltimore.

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2015-07-30