R Matrices How-Tos

The following is a list of tutorials covering how-to topics on Matrices category in R language. Each tutorial covers the answer for the how-to question, and a set of working examples to demonstrate the solution.

  1. How to Create a Matrix in R ?
  2. How to Combine Matrices by Columns in R ?
  3. How to Combine Matrices by Rows in R ?
  4. How to Create Diagonal Matrices in R ?
  5. How to Access Matrix Elements using Indexing and Slicing in R ?
  6. How to get Matrix Size in R ?
  7. How to get Number of Rows in Matrix in R ?
  8. How to get Number of Columns in Matrix in R ?
  9. How to do Matrix Addition in R ?
  10. How to do Matrix Subtraction in R ?
  11. How to do Matrix Multiplication in R ?
  12. How to do Scalar Multiplication on a Matrix in R ?
  13. How to do Scalar Division on a Matrix in R ?
  14. How to do Element-Wise Operations in a Matrix in R ?
  15. How to Assign Row and Column Names in a Matrix in R ?
  16. How to get Row Names in a Matrix in R ?
  17. How to get Column Names in a Matrix in R ?
  18. How to find Transpose of a Matrix in R ?
  19. How to Extract the Diagonal of a Matrix in R ?
  20. How to find Determinant of a Matrix in R ?
  21. How to find Inverse of a Matrix in R ?
  22. How to find Rank of a Matrix in R ?
  23. How to Find Eigenvalues and Eigenvectors of a Matrix in R ?
  24. How to Perform Singular Value Decomposition (SVD) in R ?
  25. How to Perform QR Decomposition in R ?
  26. How to Perform Cholesky Decomposition in R ?
  27. How to Reshape Matrices in R ?
  28. How to Convert Data Frames to Matrices in R ?
  29. How to Create Identity Matrix in R ?
  30. How to Create Zero Matrix in R ?
  31. How to Create Ones Matrix in R ?
  32. How to Generate Random Matrices in R ?
  33. How to Calculate Row and Column Sums in R ?
  34. How to Calculate Row and Column Means in R ?
  35. How to Find Row and Column Max/Min in R ?
  36. How to Perform Element-Wise Comparisons in R ?