binomial |
Syntax |
binomial(N:INT or POLY, K:INT):INT |
Description |
Example |
/**/ binomial(4,2); 6 /**/ binomial(-4,3); -20 /**/ binomial(x^2+2*y,3); 1/6x^6 + x^4y - 1/2x^4 + 2x^2y^2 - 2x^2y + 4/3y^3 + 1/3x^2 - 2y^2 + 2/3y /**/ It = (x^2+2y)(x^2+2y-1)(x^2+2y-2)/6; true |
See Also |