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Q&A

General Q&A about all branches of theoretical and applied mathematics, including closely-adjacent sciences where the central question is about the math.

60%
+1 −0
What it ≡ called?

1 answer  ·  posted 1y ago by Anonymous‭  ·  last activity 1y ago by Quintec‭

40%
+0 −1
71%
+3 −0
28%
+0 −3
Why aren't the "21 possibilities here" NOT equally likely?

1 answer  ·  posted 1y ago by DNB‭  ·  edited 1y ago by Wolgwang‭

28%
+0 −3
How do I prove Simpson's Paradox, scilicet $P(A|B) > P(A|B^C)$?

0 answers  ·  posted 1y ago by DNB‭  ·  edited 1y ago by DNB‭

71%
+3 −0
Find limits of integration in polar coordinates

2 answers  ·  posted 1y ago by MissMulan‭  ·  last activity 1y ago by r~~‭

42%
+1 −2
Is $r \times \frac{d}{dt} mv=\frac{d}{dt} (r \times mv)$

1 answer  ·  posted 1y ago by deleted user  ·  last activity 1y ago by JRN‭

33%
+0 −2
What is "continuous" in Math?

3 answers  ·  posted 1y ago by deleted user  ·  last activity 1y ago by deleted user

40%
+0 −1
50%
+0 −0
Is $x=\int \int \ddot{x}\mathrm dx \mathrm dx$?

1 answer  ·  posted 1y ago by deleted user  ·  last activity 1y ago by celtschk‭

50%
+0 −0
42%
+1 −2
42%
+1 −2
How do mathematicians measure shape perimeters?

2 answers  ·  posted 1y ago by deleted user  ·  edited 1y ago by deleted user

40%
+0 −1
40%
+0 −1
How to visualize division in the Odds form of Bayes's Theorem?

0 answers  ·  posted 1y ago by DNB‭  ·  edited 1y ago by DNB‭

81%
+7 −0
When and how should the $Z_n^2$ statistic be used?

1 answer  ·  posted 2y ago by HDE 226868‭  ·  last activity 1y ago by HDE 226868‭

71%
+3 −0
42%
+1 −2
60%
+1 −0
40%
+0 −1
What is the meaning of integration under integral sign?

1 answer  ·  posted 1y ago by deleted user  ·  last activity 1y ago by deleted user