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SBM - Sociedade Brasileira de Matemática on Facebook
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Começamos nossa Black Friday.
Confira os super descontos na nossa loja virtual.
Acesse loja.sbm.org.br
#SBM #matematica #livrosdematematica #descontao #blackfriday
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🆕 blackpenredpen: integral of floor function of x, easy or hard?
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integral of floor of x from 0 to 4 (greatest integer function)
Here we will integrate floor(x) from 0 to 4. The floor function is also called the greatest integer function.
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🆕 Dr. Peyam's Show: Green's Theorem
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Green's Theorem
In this video, I present an example of Green's theorem, which is a very neat formula that allows you to calculate line integrals of any 2D vector field by converting it to a regular double integral. I also explain why it intuitively makes sense, by comparing…
Mathematics Channel
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Mathematical Memes for Logarithmically Scaled Teens on Facebook
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Submitted by Giulio Abramo
Submitted by Giulio Abramo
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🆕 blackpenredpen: Integral of fractional part of x from 0 to 4
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Integral of fractional part of x from 0 to 4
Integral of fractional part function,
check out integral of floor(x), https://youtu.be/5gtf9OuHa9Y
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check out integral of floor(x), https://youtu.be/5gtf9OuHa9Y
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🆕 blackpenredpen: subfactorial, an explicit approach
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subfactorial & derangement, an explicit approach
Check out a recursive way for subfactorial here: https://youtu.be/dH7kt-xAlRA
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Check out Best Friend 1/(1-x), https://youtu.be/Ux7vl6zXxj0
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Mathematics Channel
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Mathematical Memes for Logarithmically Scaled Teens on Facebook
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🆕 blackpenredpen: improper integral vs. Infinite Series, Good for Calc 2 Final Review
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improper integral vs. Infinite Series, Good for Calc 2 Final Review
I forgot one term in the nth term of the telescoping series, please see correction here: https://youtu.be/CLthG-tZkpU
improper integral of 1/(x^2-1) vs. infinite telescoping series of 1/(n^2-1),
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improper integral of 1/(x^2-1) vs. infinite telescoping series of 1/(n^2-1),
Be sure to become a subscriber for more interesting math…
Mathematics Channel
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Mathematical Memes for Logarithmically Scaled Teens on Facebook
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🆕 blackpenredpen: Monday Morning Math For Fun
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Bad Math but Right Answer
Lucky fractions here 2013 version: https://youtu.be/_Pon81fxK-E
#lucky #triggy #arctan
Simplify arctan expression, lucky trig expression,
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#lucky #triggy #arctan
Simplify arctan expression, lucky trig expression,
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🆕 MindYourDecisions: Solve For The Radius- Harder Than It Looks!
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Solving For The Radius - Math Olympiad Practice
This is good practice for math Olympiad type problems. I thank Mirza for suggesting the problem, and since I couldn't figure it out, I also thank Mirza for sending the solution. Can you figure it out?
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https://www.facebook.com/qedmathblog/posts/1968955259865026…