Procedures

Case-independent string comparison.

Calculates the correlation coefficient between two variables.

Counts the number of digits of an integer.

Calculates the sample covariance between two variables.

Copies a file or directory.

Checks if a string ends with a given substring.

Tests two real numbers for equality.

Checks if a file or directory exists.

Performs exponential regression between two sets of values.

Determines the extension of a file.

Determines the full filename given a path.

Calculates the geometric mean.

Converts an integer into a string filling with leading zeros.

Gets the time in seconds since the last measurement.

Checks if a directory exists.

Checks if a file is empty.

Determines if the value of the input variable is Infinity.

Determines if the value of the input variable is NaN.

Checks if an array is ascending ordered.

Determines if a path is absolute or not

Determines if a path is relative or not

Checks if a regular file exists and it is not a directory, etc.

Performs linear error (or uncertainties) propagation.

Performs linear interpolation.

Performs linear regression between two sets of values.

Performs logarithmic regression between two sets of values.

Converts a string to lowercase characters.

Calculates the mean value.

Calculates the median value.

Merge characters in a string if they are contiguous.

Creates a directory.

Moves or renames a file or directory.

Tests two real numbers for inequality.

Converts number into a string.

Determines the path to the parent directory given the path to a file.

Calculates the population covariance between two variables.

Performs potential regression between two sets of values.

Calculates the population skewness of a set of values.

Calculates the population standard deviation.

Calculates the population variance.

Reads a matrix from a file.

Removes the filename from a path.

Searches and replaces a substring in a string

Changes the extension of a filename.

Changes the filename of a path (keeping the path).

Sets the starting point to count the total time.

Removes a file or directory.

Calculates the sample skewness of a set of values.

Splits a string.

Checks if a string starts with a given substring.

Calculates the sample standard deviation.

Determines the filename without the path and without the final extension given a path.

Converts a string into an integer or real.

Gets the time in seconds since the beginning of the program or since the last time resetTotalTime is executed.

Converts a string to uppercase characters.

Calculates the sample variance.

Writes a matrix to a file.

Adds zeros at the beginning of a string.