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Jan
20
awarded  Nice Question
Dec
9
awarded  Caucus
Dec
3
awarded  Notable Question
Sep
22
awarded  Favorite Question
Sep
13
awarded  Yearling
Sep
10
reviewed Approve Prove by induction: $1(1!)+\cdots + n\cdot n!$ = (n+1)! - 1
Sep
8
asked A regulated function is the limit of a normally convergent series of step functions.
Aug
29
reviewed Approve Infimum and supremum of the empty set
Jul
26
reviewed Reject About p-adic numbers
Jul
25
awarded  Custodian
Jul
25
reviewed Approve Finding the zeros of trionometric polynomails.
Jul
25
reviewed Approve Derivative of $\sqrt{x^2+1}$
Jul
25
reviewed Approve What is the reason for the one-half in the normal pdf's gaussian (i.e. : why $\exp(-x^{2}/2)$ instead of $\exp(-x^{2})$ )
Jul
11
awarded  Good Question
Jul
2
awarded  Curious
Jul
2
awarded  Inquisitive
Jun
18
comment Connectivity of $\mathbb R$
The first $\cap$ should be $\cup$. You'll have to add your definition of connectedness.
Jun
13
awarded  Popular Question
May
15
awarded  Nice Question
Feb
24
answered Why is there antagonism towards extended real numbers?