“mat”

20 symbols from Material Design Icons

matrix

math-compass

math-cos

math-integral

math-log

math-norm

math-sin

math-tan

math-integral-box

math-norm-box

data-matrix

camera-metering-matrix

data-matrix-edit

data-matrix-minus

data-matrix-plus

data-matrix-remove

data-matrix-scan

format-letter-matches

palette-swatch

palette-swatch-variant