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Dec
11
revised unique fixed point problem
deleted 1 character in body; edited tags; edited title
Dec
11
revised unique fixed point problem
deleted 7 characters in body
Dec
11
revised Mapping of the circle $|z-1-i|=\sqrt{2}$
added 28 characters in body; edited tags; edited title
Dec
11
comment Relations on groups.
@ThéodoreRozencwajg transitivity means $a\sim b$ and $b \sim c$ imply $a\sim c$. So assume $a \sim b$ and $b \sim c$. So $b^{-1} a \in H$ and $c^{-1}b \ in H$. What can you say about $c^{-1}a$ -- is it in $H$ or not?
Dec
10
answered Relations on groups.
Dec
10
revised Relations on groups.
added 7 characters in body
Dec
10
revised Ito's formula; when to use one and when to use the other form
edited body
Dec
10
answered Ito's formula; when to use one and when to use the other form
Dec
10
comment Permutations and Combinations - Disc101
is the order they are walking into the doors important or not?
Dec
10
revised Stats: Confidence Interval and Upper Limit
added 15 characters in body
Dec
10
answered Proving equivalence relation for 7 | (3a + 4b)
Dec
10
revised Proving equivalence relation for 7 | (3a + 4b)
added 22 characters in body
Dec
10
answered Teaching integration to kids
Dec
10
revised Invertible function $\mathbb{N} \times \mathbb{N} \to \mathbb{N}$
added 32 characters in body; edited title
Dec
10
answered Invertible function $\mathbb{N} \times \mathbb{N} \to \mathbb{N}$
Dec
9
revised How to find the point of intersection
edited tags
Dec
9
revised Poisson Process- Earthquakes
deleted 3 characters in body
Dec
9
revised Geometry Inequality Proof: show one side greater than another
deleted 4 characters in body
Dec
9
revised Prove the set $\{x \in \mathbb{R} | f(x) > 0\}$ is open
added 28 characters in body; edited title
Dec
8
revised Under which conditions on $\beta$ is $y(t)=cos(\beta t) $ a solution?
added 1 character in body