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11h
revised Abelian subgroup of standard wreath product
edited tags
12h
revised If a and b are negative , then can we use the same method we are taught for solving the equation y'' + ay' + by=0 ,
added 8 characters in body; edited title
12h
revised How to derive the equation of tangent to an arbitrarily point on a ellipse?
edited tags
12h
revised Quotient of direct sum of abelian groups
edited tags
12h
comment Quotient of direct sum of abelian groups
@helen: For a good link follow the Cancellation Theorem and on.
13h
reviewed Edit $f'(x) = g(f(x)) $ where $g: \mathbb{R} \rightarrow \mathbb{R}$ is smooth. Show $f$ is smooth.
13h
revised $f'(x) = g(f(x)) $ where $g: \mathbb{R} \rightarrow \mathbb{R}$ is smooth. Show $f$ is smooth.
fix arrow in title
13h
comment Contradiction! Any Symbol for?
Thanks for letting me know that. +1
1d
revised Solve the differential equation : $0.5 \frac{dy}{dx}=4.9-0.1y^2$
deleted 2 characters in body
1d
revised Proper subgroup of $S_{15}$ that strictly contains $\sigma $
added 5 characters in body; edited tags; edited title
1d
revised Find all $x$ such that $8^x(3x+1)=4$
added 1 character in body; edited tags
Feb
2
comment Graph the straight line corresponding to the rule (y=7x) for 0≤x≤15
Thanks. Why? What are you worried about?
Feb
2
revised proofing pyramid volume formula using integration.
added 13 characters in body
Feb
2
revised Semi lattice of groups!
added 15 characters in body
Feb
2
revised Is there a formula for the area under $\tanh(x)$?
added 13 characters in body; edited tags; edited title
Feb
2
answered Graph the straight line corresponding to the rule (y=7x) for 0≤x≤15
Feb
2
revised Why $Y=\{ f \in C^1([0,1]^n) : f(0)=0 \}$ is a closed subspace of codimension $1$
deleted 6 characters in body
Feb
2
revised Double integration over function with absolute values
edited tags
Feb
2
comment Volume between two paraboloids
It's been my habit to consider the symmetries. :-)
Feb
2
comment Volume between two paraboloids
It gave us the same result. I think I did it just for the symmetric region. That' all :-)