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Mar
20
comment How does one establish that the set of even and odd numbers partition the set of integers?
You mean that $\pi$ is even!! or odd!!
Mar
20
comment If G is a finite group of anyone of the multiplicative non-zero elements of Q,R,C,or $Z_p$ then G is cyclic
You mean finite subgroup of anyone....?
Mar
19
answered Intersection between a line and a plane.
Mar
12
awarded  Yearling
Mar
6
comment Indefinite Integral
It seems that the OP is interested in Optic, since he wrote $dt$ before the integrand. +1
Mar
6
comment The value of the logarithmic expression can never be $\ldots$
@JohnBrevik: Indeed, your comment solved the problem and gave the OP what he wanted to know. It seems that it shoudn't be 0.5.
Mar
6
awarded  Nice Answer
Mar
6
comment Partial Fraction Decomposition for Laplace Transform
@ChrisCrutchfield: Thanks! I am I could help you. :-)
Mar
6
accepted Examples for infinite Hamiltonian group
Mar
6
comment Finding the left and right cosets of H = {(1), (12), (34), (12) ○ (34)} in S4
@grayQuant: Yes that's right! :-)
Mar
6
answered Partial Fraction Decomposition for Laplace Transform
Mar
6
comment How to solve the integral of $\frac 1{(x^2+1)^2}$
(-: :-) $~~~~~~~~~~$
Mar
6
answered How to solve the integral of $\frac 1{(x^2+1)^2}$
Mar
6
answered The value of the logarithmic expression can never be $\ldots$
Mar
5
answered Point lies inside of the sphere
Mar
5
answered Prove or disprove: If $f$ is continuous and differentiable in $[a,b]$ then $a$ is a local minimum or a maximum point in $[a,b]$.
Mar
5
comment Prove or disprove: If $f$ is continuous and differentiable in $[a,b]$ then $a$ is a local minimum or a maximum point in $[a,b]$.
How coud it be diff in $[a,b]$ when the function was not defined else where? I mean $(a,b)$??
Mar
5
comment Prove or disprove: If $f$ is continuous and differentiable in $[a,b]$ then $a$ is a local minimum or a maximum point in $[a,b]$.
Did u mean you defined $f=0$ at $0$?
Mar
5
answered Determining whether a function is irreducible or not
Mar
3
revised Convergence of $\sum^\infty_{n=1} \frac 1 {\sqrt n}\sin(\frac 1 n)$
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