Procedure  Location  Procedure Type  Description 

adjustl  stdlib_string_type  Interface  Leftadjust the character sequence represented by the string. The length of the character sequence remains unchanged. 
adjustr  stdlib_string_type  Interface  Rightadjust the character sequence represented by the string. The length of the character sequence remains unchanged. 
all_close  stdlib_math  Interface  Returns a boolean scalar where two arrays are elementwise equal within a tolerance. (Specification) 
and  stdlib_bitsets  Interface  Sets the bits in 
and_not  stdlib_bitsets  Interface  Sets the bits in 
arange  stdlib_math  Interface 

arg  stdlib_math  Interface 

arg_select  stdlib_selection  Interface  
argd  stdlib_math  Interface 

argpi  stdlib_math  Interface 

assignment(=)  stdlib_bitsets  Interface  Used to define assignment for 
assignment(=)  stdlib_string_type  Interface  Assign a character sequence to a string. 
bidx  stdlib_stringlist_type  Interface  Returns an instance of type 'stringlist_index_type' representing backward index Specifications 
bits  stdlib_bitsets  Function  Returns the number of bit positions in 
cdf_exp  stdlib_stats_distribution_exponential  Interface  Version experimental 
cdf_normal  stdlib_stats_distribution_normal  Interface  Normal Distribution Cumulative Distribution Function (Specification) 
cdf_uniform  stdlib_stats_distribution_uniform  Interface  Get uniform distribution cumulative distribution function (cdf) for integer, real and complex variables. (Specification) 
char  stdlib_string_type  Interface  Return the character sequence represented by the string. 
check  stdlib_error  Subroutine  Checks the value of a logical condition (Specification) 
chomp  stdlib_strings  Interface  Remove trailing characters in set from string. If no character set is provided trailing whitespace is removed. 
clip  stdlib_math  Interface  
copy_key  stdlib_hashmap_wrappers  Subroutine  Copies the contents of the key, old_key, to the key, new_key (Specifications) 
copy_other  stdlib_hashmap_wrappers  Subroutine  Copies the other data, other_in, to the variable, other_out (Specifications) 
corr  stdlib_stats  Interface  Pearson correlation of array elements (Specification) 
count  stdlib_strings  Interface  Returns the number of times substring 'pattern' has appeared in the input string 'string' Specifications 
cov  stdlib_stats  Interface  Covariance of array elements (Specification) 
cross_product  stdlib_linalg  Interface  Computes the cross product of two vectors, returning a rank1 and size3 array (Specification) 
diag  stdlib_linalg  Interface  Creates a diagonal array or extract the diagonal elements of an array (Specification) 
diff  stdlib_math  Interface  Computes differences between adjacent elements of an array. (Specification) 
dist_rand  stdlib_random  Interface  Version experimental 
dlegendre  stdlib_specialfunctions  Interface  First derivative Legendre polynomial 
ends_with  stdlib_strings  Interface  Check whether a string ends with substring or not 
error_handler  stdlib_bitsets  Subroutine  
error_stop  stdlib_error  Interface  
extract  stdlib_bitsets  Interface  Creates a new bitset, 
eye  stdlib_linalg  Function  Constructs the identity matrix. (Specification) 
falseloc  stdlib_array  Function  Return the positions of the false elements in array. Specification 
fibonacci_hash  stdlib_hash_64bit  Function  Maps the 64 bit integer 
fibonacci_hash  stdlib_hash_32bit  Function  Maps the 32 bit integer 
fidx  stdlib_stringlist_type  Interface  Returns an instance of type 'stringlist_index_type' representing forward index Specifications 
find  stdlib_strings  Interface  Finds the starting index of substring 'pattern' in the input 'string' Specifications 
fnv_1_hash  stdlib_hash_64bit  Interface  FNV_1 interfaces (Specification) 
fnv_1_hash  stdlib_hash_32bit  Interface  FNV_1 interfaces (Specification) 
fnv_1_hasher  stdlib_hashmap_wrappers  Function  Hashes a key with the FNV_1 algorithm Arguments: key  the key to be hashed 
fnv_1a_hash  stdlib_hash_64bit  Interface  FNV_1A interfaces (Specification) 
fnv_1a_hash  stdlib_hash_32bit  Interface  FNV_1A interfaces (Specification) 
fnv_1a_hasher  stdlib_hashmap_wrappers  Function  Hashes a key with the FNV_1a algorithm (Specifications) 
free_key  stdlib_hashmap_wrappers  Subroutine  Frees the memory in a key (Specifications) 
free_other  stdlib_hashmap_wrappers  Subroutine  Frees the memory in the other data (Specifications) 
gamma  stdlib_specialfunctions_gamma  Interface  Gamma function for integer and complex numbers 
gauss_legendre  stdlib_quadrature  Interface  Computes GaussLegendre quadrature nodes and weights. 
gauss_legendre_lobatto  stdlib_quadrature  Interface  Computes GaussLegendreLobatto quadrature nodes and weights. 
gcd  stdlib_math  Interface  Returns the greatest common divisor of two integers (Specification) 
get  stdlib_hashmap_wrappers  Interface  
get_stdlib_version  stdlib_version  Subroutine  Getter function to retrieve standard library version 
getline  stdlib_io  Interface  Read a whole line from a formatted unit into a string variable 
iachar  stdlib_string_type  Interface  Code in ASCII collating sequence. 
ichar  stdlib_string_type  Interface  Charactertointeger conversion function. 
index  stdlib_string_type  Interface  Position of a substring within a string. 
is_alpha  stdlib_ascii  Function  Checks whether 
is_alphanum  stdlib_ascii  Function  Checks whether 
is_ascii  stdlib_ascii  Function  Checks whether or not 
is_blank  stdlib_ascii  Function  Checks whether or not 
is_close  stdlib_math  Interface  Returns a boolean scalar/array where two scalar/arrays are elementwise equal within a tolerance. (Specification) 
is_control  stdlib_ascii  Function  Checks whether 
is_diagonal  stdlib_linalg  Interface  Checks if a matrix (rank2 array) is diagonal (Specification) 
is_digit  stdlib_ascii  Function  Checks whether 
is_graphical  stdlib_ascii  Function  Checks whether or not 
is_hermitian  stdlib_linalg  Interface  Checks if a matrix (rank2 array) is Hermitian (Specification) 
is_hessenberg  stdlib_linalg  Interface  Checks if a matrix (rank2 array) is Hessenberg (Specification) 
is_hex_digit  stdlib_ascii  Function  Checks whether 
is_lower  stdlib_ascii  Function  Checks whether 
is_octal_digit  stdlib_ascii  Function  Checks whether 
is_printable  stdlib_ascii  Function  Checks whether or not 
is_punctuation  stdlib_ascii  Function  Checks whether or not 
is_skew_symmetric  stdlib_linalg  Interface  Checks if a matrix (rank2 array) is skewsymmetric (Specification) 
is_square  stdlib_linalg  Interface  Checks if a matrix (rank2 array) is square (Specification) 
is_symmetric  stdlib_linalg  Interface  Checks if a matrix (rank2 array) is symmetric (Specification) 
is_triangular  stdlib_linalg  Interface  Checks if a matrix (rank2 array) is triangular (Specification) 
is_upper  stdlib_ascii  Function  Checks whether 
is_white  stdlib_ascii  Function  Checks whether or not 
kronecker_product  stdlib_linalg  Interface  Computes the Kronecker product of two arrays of size M1xN1, and of M2xN2, returning an (M1M2)x(N1N2) array (Specification) 
legendre  stdlib_specialfunctions  Interface  Legendre polynomial 
len  stdlib_string_type  Interface  Returns the length of the character sequence represented by the string. 
len_trim  stdlib_string_type  Interface  Returns the length of the character sequence without trailing spaces represented by the string. 
lge  stdlib_string_type  Interface  Lexically compare the order of two character sequences being greater equal, The lefthand side, the righthand side or both character sequences can be represented by a string. 
lgt  stdlib_string_type  Interface  Lexically compare the order of two character sequences being greater, The lefthand side, the righthand side or both character sequences can be represented by a string. 
linspace  stdlib_math  Interface  Create rank 1 array of linearly spaced elements If the number of elements is not specified, create an array with size 100. If n is a negative value, return an array with size 0. If n = 1, return an array whose only element is end (Specification) 
lle  stdlib_string_type  Interface  Lexically compare the order of two character sequences being less equal, The lefthand side, the righthand side or both character sequences can be represented by a string. 
llt  stdlib_string_type  Interface  Lexically compare the order of two character sequences being less, The lefthand side, the righthand side or both character sequences can be represented by a string. 
load_npy  stdlib_io_npy  Interface  Load multidimensional array in npy format (Specification) 
loadtxt  stdlib_io  Interface  Loads a 2D array from a text file (Specification) 
log_factorial  stdlib_specialfunctions_gamma  Interface  Logarithm of factorial n!, integer variable 
log_gamma  stdlib_specialfunctions_gamma  Interface  Logarithm of gamma function 
log_lower_incomplete_gamma  stdlib_specialfunctions_gamma  Interface  Logarithm of lower incomplete gamma function 
log_upper_incomplete_gamma  stdlib_specialfunctions_gamma  Interface  Logarithm of upper incomplete gamma function 
logspace  stdlib_math  Interface  Create rank 1 array of logarithmically spaced elements from basestart to baseend. If the number of elements is not specified, create an array with size 50. If n is a negative value, return an array with size 0. If n = 1, return an array whose only element is base**end. If no base is specified, logspace will default to using a base of 10 
lower_incomplete_gamma  stdlib_specialfunctions_gamma  Interface  Lower incomplete gamma function 
mean  stdlib_stats  Interface  Mean of array elements (Specification) 
median  stdlib_stats  Interface  Median of array elements (Specification) 
moment  stdlib_stats  Interface  Central moment of array elements (Specification) 
move  stdlib_string_type  Interface  Moves the allocated character scalar from 'from' to 'to' Specifications 
new_nmhash32_seed  stdlib_hash_32bit  Interface  
new_nmhash32x_seed  stdlib_hash_32bit  Interface  
new_pengy_hash_seed  stdlib_hash_64bit  Interface  
new_spooky_hash_seed  stdlib_hash_64bit  Interface  
new_water_hash_seed  stdlib_hash_32bit  Interface  
nmhash32  stdlib_hash_32bit  Interface  NMHASH32 interfaces (Specification) 
nmhash32x  stdlib_hash_32bit  Interface  NMHASH32X interfaces (Specification) 
odd_random_integer  stdlib_hash_64bit  Subroutine  Returns a 64 bit pseudo random integer, 
odd_random_integer  stdlib_hash_32bit  Subroutine  Returns a 32 bit pseudo random integer, 
open  stdlib_io  Function  Opens a file (Specification) 
operator(+)  stdlib_ansi  Interface  
operator(//)  stdlib_stringlist_type  Interface  Concatenates stringlist with the input entity Returns a new stringlist Specifications 
operator(//)  stdlib_ansi  Interface  
operator(//)  stdlib_string_type  Interface  Concatenate two character sequences, the lefthand side, the righthand side or both character sequences can be represented by a string. 
operator(/=)  stdlib_stringlist_type  Interface  Compares stringlist for inequality with the input entity Returns a logical Specifications 
operator(/=)  stdlib_bitsets  Interface  Returns 
operator(/=)  stdlib_string_type  Interface  Compare two character sequences for inequality, the lefthand side, the righthand side or both character sequences can be represented by a string. 
operator(<)  stdlib_bitsets  Interface  Returns 
operator(<)  stdlib_string_type  Interface  Compare two character sequences for being less, the lefthand side, the righthand side or both character sequences can be represented by a string. 
operator(<=)  stdlib_bitsets  Interface  Returns 
operator(<=)  stdlib_string_type  Interface  Compare two character sequences for being less than, the lefthand side, the righthand side or both character sequences can be represented by a string. 
operator(==)  stdlib_hashmap_wrappers  Interface  
operator(==)  stdlib_stringlist_type  Interface  Compares stringlist for equality with the input entity Returns a logical Specifications 
operator(==)  stdlib_bitsets  Interface  Returns 
operator(==)  stdlib_string_type  Interface  Compare two character sequences for equality, the lefthand side, the righthand side or both character sequences can be represented by a string. 
operator(>)  stdlib_bitsets  Interface  Returns 
operator(>)  stdlib_string_type  Interface  Compare two character sequences for being greater, the lefthand side, the righthand side or both character sequences can be represented by a string. 
operator(>=)  stdlib_bitsets  Interface  Returns 
operator(>=)  stdlib_string_type  Interface  Compare two character sequences for being greater than, the lefthand side, the righthand side or both character sequences can be represented by a string. 
optval  stdlib_optval  Interface  Fallback value for optional arguments (Specification) 
or  stdlib_bitsets  Interface  Sets the bits in 
ord_sort  stdlib_sorting  Interface  The generic subroutine interface implementing the 
outer_product  stdlib_linalg  Interface  Computes the outer product of two vectors, returning a rank2 array (Specification) 
padl  stdlib_strings  Interface  Left pad the input string Specifications 
padr  stdlib_strings  Interface  Right pad the input string Specifications 
parse_mode  stdlib_io  Function  
pdf_exp  stdlib_stats_distribution_exponential  Interface  Version experimental 
pdf_normal  stdlib_stats_distribution_normal  Interface  Normal Distribution Probability Density Function (Specification) 
pdf_uniform  stdlib_stats_distribution_uniform  Interface  Get uniform distribution probability density (pdf) for integer, real and complex variables. (Specification) 
pengy_hash  stdlib_hash_64bit  Interface  PENGY_HASH interfaces (Specification) 
radix_sort  stdlib_sorting  Interface  The generic subroutine interface implementing the LSD radix sort algorithm, see https://en.wikipedia.org/wiki/Radix_sort for more details. It is always O(N) in sorting random data, but need a O(N) buffer. (Specification) 
random_seed  stdlib_random  Interface  Version experimental 
read(formatted)  stdlib_string_type  Interface  Read a character sequence from a connected unformatted unit into the string. 
read(unformatted)  stdlib_string_type  Interface  Read a character sequence from a connected unformatted unit into the string. 
regularized_gamma_p  stdlib_specialfunctions_gamma  Interface  Regularized (normalized) lower incomplete gamma function, P 
regularized_gamma_q  stdlib_specialfunctions_gamma  Interface  Regularized (normalized) upper incomplete gamma function, Q 
repeat  stdlib_string_type  Interface  Repeats the character sequence hold by the string by the number of specified copies. 
replace_all  stdlib_strings  Interface  Replaces all the occurrences of substring 'pattern' in the input 'string' with the replacement 'replacement' Version: experimental 
reverse  stdlib_ascii  Function  Reverse the character order in the input character variable (Specification) 
reverse  stdlib_string_type  Interface  Reverses the character sequence hold by the input string 
rvs_exp  stdlib_stats_distribution_exponential  Interface  Version experimental 
rvs_normal  stdlib_stats_distribution_normal  Interface  Normal Distribution Random Variates (Specification) 
rvs_uniform  stdlib_stats_distribution_uniform  Interface  Get uniformly distributed random variate for integer, real and complex variables. (Specification) 
save_npy  stdlib_io_npy  Interface  Save multidimensional array in npy format (Specification) 
savetxt  stdlib_io  Interface  Saves a 2D array into a text file (Specification) 
scan  stdlib_string_type  Interface  Scan a string for the presence of a set of characters. Scans a string for any of the characters in a set of characters. 
seeded_nmhash32_hasher  stdlib_hashmap_wrappers  Function  Hashes a key with the NMHASH32 hash algorithm (Specifications) 
seeded_nmhash32x_hasher  stdlib_hashmap_wrappers  Function  Hashes a key with the NMHASH32X hash algorithm (Specifications) Arguments: key  the key to be hashed seed  the seed (unused) for the hashing algorithm 
seeded_water_hasher  stdlib_hashmap_wrappers  Function  Hashes a key with the waterhash algorithm (Specifications) 
select  stdlib_selection  Interface  
set  stdlib_hashmap_wrappers  Interface  
shuffle  stdlib_stats_distribution_uniform  Interface  FisherYates shuffle algorithm for a rank one array of integer, real and complex variables. (Specification) 
simps  stdlib_quadrature  Interface  Integrates sampled values using Simpson's rule (Specification) 
simps_weights  stdlib_quadrature  Interface  Integrates sampled values using trapezoidal rule weights for given abscissas (Specification) 
slice  stdlib_strings  Interface  Extracts characters from the input string to return a new string 
sort  stdlib_sorting  Interface  The generic subroutine interface implementing the 
sort_index  stdlib_sorting  Interface  The generic subroutine interface implementing the 
spooky_hash  stdlib_hash_64bit  Interface  SPOOKY_HASH interfaces (Specification) 
spookyHash_128  stdlib_hash_64bit  Interface  
starts_with  stdlib_strings  Interface  Check whether a string starts with substring or not 
string_type  stdlib_string_type  Interface  Constructor for new string instances 
stringlist_type  stdlib_stringlist_type  Interface  Constructor for stringlist Returns an instance of type stringlist_type Specifications 
strip  stdlib_strings  Interface  Remove leading and trailing whitespace characters. 
to_lower  stdlib_ascii  Function  Convert character variable to lower case (Specification) 
to_lower  stdlib_string_type  Interface  Returns the lowercase version of the character sequence hold by the input string 
to_sentence  stdlib_ascii  Function  Converts character sequence to sentence case (Specification) 
to_sentence  stdlib_string_type  Interface  Returns the sentencecase version of the character sequence hold by the input string 
to_string  stdlib_ansi  Interface  
to_string  stdlib_strings  Interface  Format or transfer other types as a string. (Specification) 
to_title  stdlib_ascii  Function  Converts character sequence to title case (Specification) 
to_title  stdlib_string_type  Interface  Returns the titlecase version of the character sequence hold by the input string 
to_upper  stdlib_ascii  Function  Convert character variable to upper case (Specification) 
to_upper  stdlib_string_type  Interface  Returns the uppercase version of the character sequence hold by the input string 
trace  stdlib_linalg  Interface  Computes the trace of a matrix (Specification) 
trapz  stdlib_quadrature  Interface  Integrates sampled values using trapezoidal rule (Specification) 
trapz_weights  stdlib_quadrature  Interface  Integrates sampled values using trapezoidal rule weights for given abscissas (Specification) 
trim  stdlib_string_type  Interface  Returns the character sequence hold by the string without trailing spaces. 
trueloc  stdlib_array  Function  Return the positions of the true elements in array. Specification 
universal_mult_hash  stdlib_hash_64bit  Function  Uses the "random" odd 64 bit integer 
universal_mult_hash  stdlib_hash_32bit  Function  Uses the "random" odd 32 bit integer 
upper_incomplete_gamma  stdlib_specialfunctions_gamma  Interface  Upper incomplete gamma function 
var  stdlib_stats  Interface  Variance of array elements (Specification) 
verify  stdlib_string_type  Interface  Scan a string for the absence of a set of characters. Verifies that all the characters in string belong to the set of characters in set. 
water_hash  stdlib_hash_32bit  Interface  WATER_HASH interfaces (Specification) 
write(formatted)  stdlib_string_type  Interface  Write the character sequence hold by the string to a connected formatted unit. 
write(unformatted)  stdlib_string_type  Interface  Write the character sequence hold by the string to a connected unformatted unit. 
xor  stdlib_bitsets  Interface  Sets the bits in 
zfill  stdlib_strings  Interface  Left pad the input string with zeros. Specifications 