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seen Dec 16 at 9:23

Software Engineer working on games technology. Loves mathematics.


Sep
24
awarded  Autobiographer
May
3
comment Integral with goniometric functions $\int(1+\cos^2x-\sin^2x)dx$
Your mistake is that ∫sin^2 is not -cos^2. Hamid's answer points out the solution which uses integration by parts.
May
3
awarded  Commentator
May
3
comment How to quickly find if point lies between 2 non-intersecting segments?
Can I ask what the purpose of reducing the number of tests here? Just to get some context.
Aug
16
comment Should I put number combinations like 1111111 onto my lottery ticket?
I would never pick 1111111 when usually in a lottery all the balls are labelled with unique numbers
Aug
8
comment Find the point on graph of $xy=12$ that is closest to the point $(5,0)$
Remember you're looking for $2(x^4-5x^3-144)/x^3 = 0$...
Aug
8
comment A troublesome logic puzzle.
The word "knows" lost all meaning for me after reading that assumption part.
Aug
8
awarded  Critic
Jul
13
comment inscribed triangle with circle
Clean and simple
Jun
25
revised Prove that $d^n(x^n)/dx^n = n!$ by induction
deleted 29 characters in body
Jun
25
revised Prove that $d^n(x^n)/dx^n = n!$ by induction
added 27 characters in body
Jun
25
revised Prove that $d^n(x^n)/dx^n = n!$ by induction
added 16 characters in body
Jun
25
answered Prove that $d^n(x^n)/dx^n = n!$ by induction
Jun
24
awarded  Organizer
Jun
24
revised How can I add a curve to my otherwise linear values?
More appropriate tags :)
Jun
24
suggested approved edit on How can I add a curve to my otherwise linear values?
Jun
24
answered How can I add a curve to my otherwise linear values?
Jan
6
comment When does $\frac{x^2}{2} - \frac{x}{2} = x\log x$?
@HagenvonEitzen Ah yes, it seems that is the ISO standard. Thanks for the edit :)
Jan
6
comment When does $\frac{x^2}{2} - \frac{x}{2} = x\log x$?
What do you use as the initial number in the recursive formula? I can't seem to find a proper solution for base 2
Jan
6
awarded  Supporter