Look for help, dZ=ZdW

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Look for help, It is about stochastic calculus.
Could I use (1/Z dZ=dW), then integral both side to solve it.
Then finally get, Ln(Z)=W+c
Thank you very much.

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关键词：R help Help Look elp For about

You can't do that.

You'd better have a look at Ito's formula and geometric Brownian motion. Try google them.