Math and Statistics

absolute value: $abs

best fit: $trend

correlation, covariance: $corr, $correlation,$covariance, $covarTD

discrete wavelet: $dwt

difference between two rows: $delta, $differs

exponential: $exp

exponential average: $expAve

fit, best: $trend

integrate: $sum

linear trend (best fit): $trend

logarithm: $ln, $log

modulus: $mod

normalize: $scale

round off, truncate: $round, $trunc

sigmoid: $sigmoid

sign, query: $sign

square root: $sqrt

statistics: $max, $mean, $median, $min, $stdev

subtract two rows: $delta

sum of successive rows: $sum

trigonometry: $sin, $sind, $cos, $cosd, $tan, $tand, $asin, $asind, $acos, $acosd, $atan, $atand