Sqrt function working in c [duplicate]

Question

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How is the square root function implemented? [closed] (15 answers)

Closed 9 years ago.

How does sqrt function really work ? Does it go by any logical theorem to get the result.

Is there any way i can access the code of libarary function such as sqrt?

Answer 1

You can download the source code from the libc, which is open source: http://www.gnu.org/software/libc/download.html