solve(exp(-x)-x = 0)???

Question:solve(exp(-x)-x = 0)???

Posted: mikewinifred 106 Product: Maple

May 28 2008

solve(exp(-x)-x = 0)

gives 'LambertW(1)' intead of '0.56' which i found by simple fixed pt iteration.

how to find the root of 'exp(-x)-x = 0' tht gives the correct answer

thanks

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