Communities

Writing
Writing
Codidact Meta
Codidact Meta
The Great Outdoors
The Great Outdoors
Photography & Video
Photography & Video
Scientific Speculation
Scientific Speculation
Cooking
Cooking
Electrical Engineering
Electrical Engineering
Judaism
Judaism
Languages & Linguistics
Languages & Linguistics
Software Development
Software Development
Mathematics
Mathematics
Christianity
Christianity
Code Golf
Code Golf
Music
Music
Physics
Physics
Linux Systems
Linux Systems
Power Users
Power Users
Tabletop RPGs
Tabletop RPGs
Community Proposals
Community Proposals
tag:snake search within a tag
answers:0 unanswered questions
user:xxxx search by author id
score:0.5 posts with 0.5+ score
"snake oil" exact phrase
votes:4 posts with 4+ votes
created:<1w created < 1 week ago
post_type:xxxx type of post
Search help
Notifications
Mark all as read See all your notifications »
Users Search
Help Dashboard Sign In Sign Up
Q&A Meta

Posts by whybecause‭

23 posts
Score Age
77%
+5 −0
Q&A How $ijk=\sqrt{1}$?

posted 3y ago by whybecause‭  ·  edited 3y ago by whybecause‭

Answer
77%
+5 −0
Q&A How's it possible to arrange 0 objects? How can 0! = 1?

posted 3y ago by whybecause‭  ·  edited 3y ago by whybecause‭

Answer
75%
+4 −0
Q&A $\int_{E_n} |g|^q = \left| \int_E \chi_{E_n}\cdot \text{sgn}(g)\cdot g \cdot |g|^{q-1}\cdot |g| \right|$

0 answers  ·  posted 3y ago by whybecause‭  ·  edited 3y ago by Derek Elkins‭

Question real-analysis Lp-space
75%
+4 −0
Q&A Is it impossible to prove Jensen's inequality by way of step functions?

1 answer  ·  posted 3y ago by whybecause‭  ·  last activity 3y ago by whybecause‭

Question real-analysis convex-analysis Jensen's-inequality
75%
+4 −0
Q&A Missing a solution: Are A and B always equal if A-B=0

posted 3y ago by whybecause‭

Answer
75%
+4 −0
Q&A Are we in a "history-valley" for Topology?

2 answers  ·  posted 3y ago by whybecause‭  ·  last activity 3y ago by Derek Elkins‭

Question topology history-philosophy-of-math
71%
+3 −0
Meta Questions with a quote/screenshot and a request to explain

posted 3y ago by whybecause‭

Answer
71%
+3 −0
Q&A "Pointwise equicontinuity implies uniform" implies compact

1 answer  ·  posted 3y ago by whybecause‭  ·  last activity 3y ago by whybecause‭

Question real-analysis equicontinuity continuity metric-spaces
71%
+3 −0
Meta How can we grow this community?

posted 3y ago by whybecause‭

Answer
62%
+3 −1
Meta How to write the big Xi notation in MathJax?

posted 3y ago by whybecause‭

Answer
60%
+1 −0
Q&A How can I justify whether I'm able to apply the Gaussian elimination method to this system?

posted 2y ago by whybecause‭

Answer
60%
+1 −0
Q&A $\{f_n\}\to f$ in $X$ implies $||f||\le\liminf||f_n||$

1 answer  ·  posted 3y ago by whybecause‭  ·  last activity 3y ago by whybecause‭

Question real-analysis functionals normed-vector-space
60%
+1 −0
Q&A Why 1. multiply the number of independent options? 2. add the number of exclusive options?

posted 3y ago by whybecause‭

Answer
60%
+1 −0
Q&A Intuitively, why does $p$ vary inversely with $P(C_3 \mid D_2)$? But directly with $P(C_2 \mid D_3)$?

posted 3y ago by whybecause‭  ·  edited 3y ago by whybecause‭

Answer
60%
+1 −0
Meta Solely reputable textbooks ought be cited.

posted 3y ago by whybecause‭

Answer
60%
+1 −0
Meta Should there be more than one sort of math community?

3 answers  ·  posted 3y ago by whybecause‭  ·  last activity 24d ago by Peter Taylor‭

Question feature-request
60%
+1 −0
Q&A Without calculations, how can you visualize "that half the squares are white and half are black"?

posted 3y ago by whybecause‭  ·  edited 3y ago by whybecause‭

Answer
50%
+0 −0
Meta Book suggestion category proposal

posted 3y ago by whybecause‭

Answer
50%
+0 −0
Q&A $\{f_n\}\to f$ in $X$ implies $||f||\le\liminf||f_n||$

posted 3y ago by whybecause‭  ·  edited 3y ago by whybecause‭

Answer
50%
+0 −0
Q&A "Pointwise equicontinuity implies uniform" implies compact

posted 3y ago by whybecause‭

Answer
50%
+0 −0
Q&A Is it impossible to prove Jensen's inequality by way of step functions?

posted 3y ago by whybecause‭

Answer
50%
+0 −0
Q&A Intuitively, why can $a, b$ cycle in ${\color{red}{b}} = \frac c{\color{red}{a}} \iff {\color{red}{a}} = \frac c{\color{red}{b}}$?

posted 3y ago by whybecause‭  ·  edited 3y ago by whybecause‭

Answer
50%
+0 −0
Q&A In general, does $\color{forestgreen}{P(A|M)} + \color{red}{P(B|M)} = 1$?

posted 3y ago by whybecause‭  ·  edited 3y ago by whybecause‭

Answer