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pjmathematician
  • Member for 3 years, 9 months
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9 votes
2 answers
430 views

Twisting prisms : Do all polygon prisms behave in the same manner?

7 votes
0 answers
2k views

Swinging factorial and swinging constant

5 votes
3 answers
289 views

Triangle tangent to 3 Parabolas, finding the common area

3 votes
0 answers
141 views

"simplifying" an integral to get the desired result

2 votes
4 answers
847 views

Is it a necessary condition for an even function to have a local extremum (for $f(x)=k,$ derivative${}=0$) at $x=0$

2 votes
1 answer
190 views

How is the integral form of Ramanujan theta function derived?

2 votes
3 answers
149 views

Proving $\operatorname{cos}(x+y)=\operatorname{cos}(x)\operatorname{cos}(y)-\operatorname{sin}(x)\operatorname{sin}(y)$ using differentiation

2 votes
0 answers
37 views

A random sequence converging to $e$ [duplicate]

1 vote
0 answers
129 views

How is Lanczos resampling algorithm formulated?

1 vote
0 answers
39 views

Infinite tetration for complex domain [duplicate]

1 vote
3 answers
83 views

Proving $f(x,n)=\lfloor x \lfloor x \lfloor x \lfloor x ...(\text{n times})\rfloor\rfloor \rfloor \rfloor $ is increasing for $x>0$

1 vote
1 answer
81 views

Is the Jackson integral of $e_q(x)$ , $e_q(x)$ itself?

0 votes
1 answer
181 views

Is BODMAS(order of operations) more than just a convention?