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*This function gives the square root of <math>(pi*n)</math>.
*This function gives the square root of <math>(pi*n)</math>.
*The <math> pi</math> is a mathematical constant with a value approximate to 3.14159.
*The <math> pi</math> is a mathematical constant with a value approximate to 3.14159.
*In <math> SQRTPI(n)</math>, <math>n</math> is the number by which <math> p </math> is multiplied. When we are omitting the value of <math> n</math>, then it will consider the value <math>n=1<math>.
*In <math> SQRTPI(n)</math>, <math>n</math> is the number by which <math> p </math> is multiplied. When we are omitting the value of <math> n</math>, then it will consider the value <math>n=1</math>.
*<math> PI()</math> is denoted by the Greek letter <math> \pii</math>.
*<math> PI()</math> is denoted by the Greek letter <math> \pi</math>.
*<math> \pii </math> is a transcendental number and irrational number.
*<math> \pi </math> is a transcendental number and irrational number.
*Being an irrational number,<math> π </math> cannot be expressed exactly as a ratio of any two integers ,but we can express as the fraction 22/7 is approximate to the π value , also no fraction can be its exact value.
*Being an irrational number,<math> π </math> cannot be expressed exactly as a ratio of any two integers ,but we can express as the fraction 22/7 is approximate to the π value , also no fraction can be its exact value.
This function will give the result as error when n<0.
This function will give the result as error when n<0.
==Examples==
==Examples==