• Sqrt[z] or gives the square root of z.
• Mathematical function (see Section A.3.10
• Sqrt[z] is converted to z^(1/2).
• Sqrt[z^2] is not automatically converted to z.
• Sqrt[a b] is not automatically converted to Sqrt[a] Sqrt[b].
• These conversions can be done using PowerExpand
, but will typically be correct only for positive real arguments.
can also be used for input. The
character is entered as sqrt
• New in Version 1; modified in 3.