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.