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location Argentina
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visits member for 2 years, 8 months
seen 12 mins ago

Code for my breathing avatar here


You may contact me at: BelisariusForSO@gmail.com

But please don't email me with requests about Q&A. Post them in the site instead.

Infix should be used only where it is essential... like in "feliz año nuevo" @rm-rf


Dec
20
comment Deleting parts from a nested list
Cases[list, {x_?NumericQ, a__} /; x <= 1 -> {x, a}]
Dec
20
revised Visualize difference between members of the list
added 824 characters in body
Dec
20
reviewed Approve suggested edit on Gradient from Vectors type
Dec
20
comment Question about number theory
Is it homework?
Dec
20
answered Visualize difference between members of the list
Dec
20
answered How to plot and find the volume of a solid?
Dec
20
revised How to plot and find the volume of a solid?
added 10 characters in body; edited title
Dec
20
comment Finding a 3d curve from torsion and curvature with NDSolve
I think the sentence "NDSolve can solve vector equations" ought to be in big, bold font.
Dec
20
comment Quadratic Equations mod p^k
But I haven't tried to increase "MaxModularPoints". Perhaps you should, at least enough to cope with the figures mentioned by the OP
Dec
20
comment Quadratic Equations mod p^k
But Reduce[Mod[a*x^2 + b*x + c, p^k] == 0, x, Integers] works (although not very fast)
Dec
20
comment Quadratic Equations mod p^k
For large numbers you get Reduce::munsp: Reduce was unable to solve the system. Increasing the value of "MaxModularPoints" in SystemOptions["ReduceOptions"] may help. >>
Dec
20
revised How to generate the truth table to prove logical equivalence?
edited tags; edited tags
Dec
20
comment Elegant high precision `log1p`?
"I remember reading claims by Wolfram on how smart the Kernel is" reminded me of blog.stephenwolfram.com/2012/12/…
Dec
20
revised Module that finds the sum of digits of any given positive integer
edited tags
Dec
20
comment How to generate the truth table to prove logical equivalence?
BooleanTable[Implies[p, q || r], {p, q, r}] == BooleanTable[Implies[p && Not[q], r], {p, q, r}]
Dec
20
comment Elegantly split a matrix into positive and negative parts?
@ChrisDegnen Looks like Chinese to me :)
Dec
20
comment Elegantly split a matrix into positive and negative parts?
@ChrisDegnen "the ideal mind boggling" ? :)
Dec
20
comment Elegantly split a matrix into positive and negative parts?
Hehe ... I love off-topic comments :) here
Dec
19
comment Elegantly split a matrix into positive and negative parts?
Really no idea :(
Dec
19
comment Elegantly split a matrix into positive and negative parts?
@YvesKlett I live a perilous life