If I know the gradient of a function of two variables how do I find the direction of the level curves for any value of x,y? I know that the level curves must be perpendicular to the gradient, but how can I find a vector perpendicular to the gradient if the gradient is given?

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årchåndronicus !FBTG1/8iZ6 Thu Mar 14 21:41:36 2013 No.5610449 [Reply] [Original]

If I know the gradient of a function of two variables how do I find the direction of the level curves for any value of x,y?

I know that the level curves must be perpendicular to the gradient, but how can I find a vector perpendicular to the gradient if the gradient is given?

>>	Anonymous Thu Mar 14 21:45:51 2013 No.5610462 (-y, x) is perpendicular to (x, y)

>>	årchåndronicus !FBTG1/8iZ6 Thu Mar 14 21:55:51 2013 No.5610491 >>5610449 Oh snap, thanks.

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/sci/ - Science & Math