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KKZiomek
  • Member for 8 years, 1 month
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39 votes
3 answers
2k views

Did I just discover this integration formula?

33 votes
9 answers
4k views

Why do we classify infinities in so many symbols and ideas?

30 votes
7 answers
7k views

How does WolframAlpha get an exact answer here? ${}{}$

19 votes
6 answers
4k views

What makes radians superior to turns/revolutions?

16 votes
5 answers
3k views

Intuition for the derivative of the exponential function

12 votes
4 answers
458 views

Factor $x^5-x+15$

9 votes
1 answer
190 views

Solving $f(x+1)=xf(x)f\left(\frac1x\right)$

7 votes
0 answers
133 views

How to solve $f(x)+f^{-1}(x)=f'(x)+\ln x$?

7 votes
1 answer
126 views

Finding a closed form for this sequence ((A080416))

7 votes
2 answers
1k views

Curvature of curve: equivalence between tangent vector and angle definitions

6 votes
3 answers
284 views

Why is $x^n\approx \left(n(x^{1/4096}-1)+1\right)^{4096}$?

6 votes
3 answers
1k views

What does this number theory statement mean?

5 votes
1 answer
621 views

Number of correct digits of an expression.

5 votes
1 answer
255 views

Problems with putting $r=e^{-\theta \cot(\theta)}$ into rectangular form

5 votes
0 answers
88 views

Defining the derivative a little differently than usual [duplicate]

4 votes
2 answers
164 views

I need help computing $\int {\ln x\over 2-x}\, dx$

4 votes
1 answer
118 views

Why does this function output negative values for most primes?

4 votes
2 answers
460 views

How would I compute this integral with a ceiling function?

4 votes
2 answers
615 views

Can the same problem be done without calculus?

3 votes
2 answers
2k views

Do irrational derivative orders exist?

3 votes
1 answer
57 views

Derivative of function with respect to $x$ where $x$ is the order of a derivative of another function.

3 votes
2 answers
2k views

Why does definite integral define an area?

3 votes
2 answers
222 views

Is there a number besides $\phi$ that either squared or added one gives the same answer?

3 votes
1 answer
2k views

Did I solve the integral of $\ln (\sec x + \tan x)$ correctly?

3 votes
2 answers
280 views

How to factor $x^6-4x^4+2x^3+1$ by hand?

2 votes
0 answers
54 views

A closed form for these non-elementary, generalized relatives of the geometric series

2 votes
6 answers
271 views

Why isn't $-2$ solution for $x$?

2 votes
1 answer
1k views

How to make continued fractions of any number?

2 votes
1 answer
136 views

How can you solve for s in this very complex problem?

2 votes
1 answer
1k views

Prove surface area of a sphere using solid of revolution surface area formula.