[벡터해석]grad, div, curl, Laplacian 계산기

[수학짱]

grad, div, curl, Laplacian  계산기 

http://goo.gl/3xE2aO

http://www.wolframalpha.com/

grad of a scalar field   http://www.wolframalpha.com/input/?i=grad+of+a+scalar+field&lk=3

divergence calculator   http://www.wolframalpha.com/input/?i=divergence+calculator&lk=3

rotor operator   http://www.wolframalpha.com/input/?i=rotor+operator&lk=3

laplacian calculator   http://www.wolframalpha.com/input/?i=laplacian+calculator&lk=3