I
Function
Purpose Statement
Returns the integer ASCII value of a character argument.
Adds a scalar to each component of a vector, x  x + a, all integer..
Finds the smallest index of the component of a complex vector having maximum magnitude.
Finds the smallest index of the component of a complex vector having minimum magnitude.
Returns the ASCII value of a character converted to uppercase.
Copies a vector x to a vector y, both integer.
Computes the day of the week for a given date.
Retrieves the code for an informational error.
The inverse of the Discrete Fourier Transform of a complex sequence.
The inverse Discrete Fourier Transform of several complex or real sequences.
Checks if a value is NaN (not a number).
Compares two character strings using the ASCII collating sequence but without regard to case.
Determines the position in a string at which a given character sequence begins without regard to case.
Finds the smallest index of the maximum component of a integer vector.
Finds the smallest index of the minimum of an integer vector.
Retrieves integer machine constants.
Computes the inverse Laplace transform of a complex function.
Finds the smallest index of the component of a single-precision vector having maximum absolute value.
Finds the smallest index of the component of a single-precision vector having minimum absolute value.
Sets the components of a vector to a scalar, all integer.
Finds the smallest index of the component of a single-precision vector having maximum value.
Finds the smallest index of the component of a single-precision vector having minimum value.
This is a generic logical function used to test scalars or arrays for occurrence of an IEEE 754 Standard format of floating point (ANSI/IEEE 1985) NaN, or not-a-number.
Searches a sorted integer vector for a given integer and return its index.
Subtracts each component of a vector from a scalar, x  a  x, all integer.
Sums the values of an integer vector.
Interchanges vectors x and y, both integer.
Sets or retrieves MATH/LIBRARY integer options.
Solves an initial-value problem y = f(t, y) for ordinary differential equations using Runge-Kutta pairs of various orders.
Solves an initial-value problem for a system of ordinary differential equations of order one or two using a variable order Adams method.
Solves an initial-value problem for ordinary differential equations using either Adams-Moulton’s or Gear’s BDF method.
Solves an initial-value problem for ordinary differential equations using the Runge-Kutta-Verner fifth-order and sixth-order method.