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In Computer and Calculator

Discussion in 'QnA (read only)' started by jinsujais, Mar 8, 2006.

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  1. jinsujais

    jinsujais New Member

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    Hi

    What is the basic principle or logic behind finding the square root or cube root in the calculator or in a computer.
     
  2. sakumar79

    sakumar79 Active Member

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    Pocket calculators typically implement good routines to compute the exponential function and the natural logarithm, and then compute the square root of x using the identity sqrt(x)=exp(0.5* ln(x)). Similarly, cbrt(x)=exp(ln(x)/3)

    Source: Wikipedia.

    Arun
     
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