R

rand <1> <2>

randn <1> <2>

random

numbers <1> <2>

permutation

sparse matrix <1> <2>

symmetric sparse matrix

randperm

range space

rank

rank of a matrix

rat

rational fraction approximation

rats

rbbox

rcond

rdivide (M-file function equivalent for ./)

reading

ASCII delimited file

formatted data from file

WK1 spreadsheet files

README file

real

real numbers <1> <2>

real Schur form

realmax

realmin

rearranging arrays

converting to vector

removing first n singleton dimensions

removing singleton dimensions

reshaping

shifting dimensions

swapping dimensions <1> <2>

rearranging matrices

converting to vector

flipping left-right

flipping up-down

rotating 90°

transposing

reduced row echelon form

refresh

regularly spaced vectors, creating <1> <2>

relational operators <1> <2>

relative accuracy

floating-point

rem

remainder after division

Renderer

RendererMode

repeatedly executing statements <1> <2>

replicating a matrix

repmat

reset

reshape

residue

residues of transfer function

Resize

ResizeFcn

resume execution (from breakpoint)

return

reverse Cuthill-McKee ordering <1> <2>

rgb2hsv

rgbplot

ribbon

rmfield

rmpath

RMS See root-mean-square

root directory

root object

root-mean-square

of vector

roots

roots of a polynomial <1> <2> <3>

rose

Rosenbrock banana function

Rosenbrock ODE solver

Rosser matrix

rot90

rotate

rotate3d

Rotation

rotations

Givens <1> <2>

Jacobi

round

to nearest integer

towards infinity

towards minus infinity

towards zero

round

roundoff error

characteristic polynomial and

convolution theorem and

effect on eigenvalues

evaluating matrix functions

in inverse Hilbert matrix

partial fraction expansion and

polynomial roots and

sparse matrix conversion and

rref

rrefmovie

rsf2csf

Runge-Kutta ODE solvers