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New posts in matrix
R // subset matrix rows and columns based on names
Jul 01, 2026
r
dataframe
matrix
subset
Convert a matrix of positive integer numbers into a boolean matrix without loops
Jul 01, 2026
python
numpy
matrix
numpy matrix trace behaviour
Jun 30, 2026
numpy
matrix
C writing a random matrix to a file and then reading and copying said matrix from file using formatted I/O
Jun 30, 2026
c
file
matrix
scanf
Mapping elements of a matrix to its position in its spiral order traversal
Jun 29, 2026
arrays
algorithm
math
matrix
Merge content of two columns with parenthesis in R
Jun 27, 2026
r
database
dataframe
sorting
matrix
How to display an image represented by three matrices in MATLAB?
Jun 29, 2026
image
matlab
matrix
rgb
Unbalanced or unexpeced parenthesis or bracket MATLAB
Jun 27, 2026
matlab
vector
matrix
Find the indices of a specific element in a 2D matrix
Jun 29, 2026
matlab
matrix
indexing
How to make two-dimensional list in Python (without numpy)? [duplicate]
Jun 29, 2026
python
list
matrix
mutable
Retrieving information of each matrix from a list in R
Jun 28, 2026
r
list
matrix
lapply
sapply
Should I use simple classes or a highly dimensional matrix?
Jun 27, 2026
c++
performance
class
matrix
vector
Matrix of lists - Python [duplicate]
Jun 26, 2026
python
list
python-2.7
python-3.x
matrix
F# - Sort a matrix containing tuples
Jun 27, 2026
sorting
f#
matrix
tuples
Prolog - Getting element from a list of lists
Jun 27, 2026
matrix
prolog
row
backtracking
Numpy to check if a solution exists such that each row is < 0?
Jun 27, 2026
python
matrix
numpy
3D Z-Y-X rotation of vector
Jun 27, 2026
3d
matrix
rotation
Reordering a paired variable
Jun 24, 2026
r
sorting
matrix
A universal algorithm for filling an array [duplicate]
Jun 26, 2026
arrays
matlab
matrix
multidimensional-array
dimension
How to sort a matrix based on the number of occurrences of a particular value in a corresponding column without using for loops?
Jun 26, 2026
performance
matlab
matrix
vectorization
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