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Sep
16
accepted understanding (and plotting) a surface (from implicit to parametric?)
Sep
13
comment understanding (and plotting) a surface (from implicit to parametric?)
buy the way, what about transformation to implicit to parametric? does it make sense? is it possible?
Sep
13
comment understanding (and plotting) a surface (from implicit to parametric?)
yeah it seems a duplicate question
Sep
13
asked understanding (and plotting) a surface (from implicit to parametric?)
Sep
12
comment LOVE +MATH = can you read this formula?
@asmeuere: numpy
Jun
27
comment famous space curves in geometry history?
i've just found this link mathcurve.com/courbes3d/courbes3dit.shtml that seems pretty good
May
9
accepted ray - parallelogram intersection in 2d
May
8
revised ray - parallelogram intersection in 2d
added 94 characters in body
May
8
comment ray - parallelogram intersection in 2d
sorry, @lhf i didn't understand very well what you mean
May
8
revised ray - parallelogram intersection in 2d
added 137 characters in body
May
8
comment ray - parallelogram intersection in 2d
yeah, thanks for point me out, the question is modified
May
7
asked ray - parallelogram intersection in 2d
Apr
14
awarded  Popular Question
Dec
22
awarded  Yearling
Dec
20
comment understanding if a point is inside or outside a Koch fractal curve
you exactly got the problem! and your way seems smart but i've just got an idea: usinf atan2? en.wikipedia.org/wiki/Atan2
Dec
20
asked understanding if a point is inside or outside a Koch fractal curve
Dec
20
comment point of an equilateral triangle
sorry! it works perfectly!
Dec
20
comment point of an equilateral triangle
sorry but if the P1(0,0) and P2(10,0) and m=0 so P3.y=0 and this is wrong in this case..
Dec
20
comment point of an equilateral triangle
same comment as J.M. If i have P1(0,0) and P2(10,0) so m=0, and U=(0,1) and MP(5,5) and P3(5,6) or P3(5,4) that is wrong...
Dec
19
asked point of an equilateral triangle