Problem 42848. Lambert's W

Solution 2228232

Submitted on 22 Apr 2020 by ChrisR

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Test	Status	Code Input and Output
1	Pass	A = 1; x = LambertW(A); A_correct = x*exp(x); assert(abs(A_correct/A-1)<1e-5)
2	Pass	A = 6.8; x = LambertW(A); A_correct = x*exp(x); assert(abs(A_correct/A-1)<1e-5)
3	Pass	A = 14; x = LambertW(A); A_correct = x*exp(x); assert(abs(A_correct/A-1)<1e-5)

Test

Status

Code Input and Output

Pass

A = 1; x = LambertW(A); A_correct = x*exp(x); assert(abs(A_correct/A-1)<1e-5)

Pass

A = 6.8; x = LambertW(A); A_correct = x*exp(x); assert(abs(A_correct/A-1)<1e-5)

Pass

A = 14; x = LambertW(A); A_correct = x*exp(x); assert(abs(A_correct/A-1)<1e-5)

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