Matrix Functions for Teaching and Learning Linear Algebra and Multivariate Statistics
xprod()
for vector cross-productsprintf
warning from LU [Phil Chalmers]Fix some minor bugs and update documentation
matlib 0.8.1
matlib 0.8.0
det-ex1
)det-ex2
)inv-ex1
)inv-ex2
)ginv
)J()
for unit vectors, matricesLU()
for LU decompositioncorner()
in vectors3d.Rdarc()
for 2D, 3D vector diagrams to show angles between vectorsregvec3d()
for 2D, 3D vector diagrams representing a bivariate multiple regression model, lm(y ~ x1 + x2)
[thx: John Fox].arrows()
to produce nice arrows in 2D vector()
diagramsshowEqn()
now aligns terms vertically and prints without quotesabsolute
in points_on_line()
and clarified documentationvandermode()
functionvec()
convenience function to vectorize a matrixis_square_matrix()
testspower_method()
, power method for dominant eigenvector (thx: Gaston Sanchez)arrows3d()
for 3D geometric diagramsvectors3d()
for 3D geometric diagramscorner()
for 2D, 3D geometric diagramsman/matlib.Rd
from README.md
swp()
functionvignette("gramreg")
- Gram-Schmidt Orthogonalization and Regression
len()
convenience function for Euclidean lengthsplotEqn3d()
function using rgl to plot equations in 3 unknownsmatlib.R
to become a package .Rd documentproj()
-> Proj()
to avoid conflict with stats::proj()
vectors()
for plotting geometric diagramsInitial version, now with two vignettes