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awarded  Popular Question
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awarded  Curious
May
16
accepted Coefficients of exponential generating functions
May
15
asked Obtaining PDF of continuous random variable from CDF
May
15
comment TI Nspire CX CAS fails to perfrom basic integration
yes, I do understand it.
May
15
comment TI Nspire CX CAS fails to perfrom basic integration
exactly, the same thing happens in Wolfram Alpha (aka web-based Mathematica)
May
15
comment TI Nspire CX CAS fails to perfrom basic integration
that's what I presume the problem is too. Is there any way to define $y \neq 0$ on the Nspire CX?
May
15
revised TI Nspire CX CAS fails to perfrom basic integration
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May
15
asked TI Nspire CX CAS fails to perfrom basic integration
May
5
awarded  Quorum
Apr
16
comment Proving corollary to Euler's formula by induction
Ah, ok; perfect! Thanks for the clear explanation!
Apr
16
comment Proving corollary to Euler's formula by induction
Ah, ok. So if the walk is not closed then I need to count each edge twice, right? But yes, once this information is clear I should be able to convince myself of that.
Apr
16
accepted Proving corollary to Euler's formula by induction
Apr
16
revised Proving corollary to Euler's formula by induction
added 165 characters in body
Apr
16
revised Proving corollary to Euler's formula by induction
Added LaTeX
Apr
16
asked Proving corollary to Euler's formula by induction