Error Function Math

X erf x 1 erf x 0.
Error function math. In numerical analysis round off error. Functions are ubiquitous in mathematics and are essential for formulating physical relationships in the sciences. Function in mathematics an expression rule or law that defines a relationship between one variable the independent variable and another variable the dependent variable. Note that some authors e g whittaker and watson 1990 p.
Input specified as a symbolic number variable expression or function or as a vector or matrix of symbolic numbers variables expressions or functions. Erf satisfies the identities. Error in applied mathematics the difference between a true value and an estimate or approximation of that value. 341 define without the leading factor of.