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Mathematical Functions and Subroutines

CALL ALLPERM	generates all permutations of the values of several variables.
ABS	returns the absolute value
AIRY	returns the Airy function
BETA	returns the value of the beta function.
COALESCE	returns the first non-missing value from a list of numeric arguments
COALESCEC	returns the first non-missing value from a list of character arguments
COMB	returns the number of combinations of items taken at a time
COMPFUZZ	returns the result of a fuzzy comparison of numeric values
CONSTANT	returns some machine and mathematical constants
CNONCT	returns the noncentrality parameter from a chi-squared distribution
DAIRY	returns the derivative of the Airy function
DEVIANCE	returns the deviance from a specified distribution
DIGAMMA	returns the DIGAMMA function
ERF	returns the normal error function
ERFC	returns the complementary normal error function
EXP	returns the exponential function
FACT	returns the factorial of an integer
FNONCT	returns the noncentrality parameter of an F distribution
GAMMA	returns the gamma function
IBESSEL	returns a modified Bessel function
JBESSEL	returns a Bessel function
LOGBETA	returns the logarithm of the beta function
LGAMMA	returns the natural logarithm of the gamma function
LOG	returns the natural (base ) logarithm
LOG2	returns the logarithm base 2
LOG10	returns the logarithm base 10
CALL LOGISTIC	returns the logistic value of each argument
MOD	returns the remainder value
CALL RANPERK	randomly permutes the values of the arguments, and returns a permutation of out of values
CALL RANPERM	randomly permutes the values of the arguments
PERM	returns the number of permutations of items taken at a time
SIGN	returns the sign of a value
CALL SOFTMAX	returns the softmax value for each argument
SQRT	returns the square root of a value
TNONCT	returns the value of the noncentrality parameter from the student's distribution
TRIGAMMA	returns the value of the TRIGAMMA function