sign

sign.generic_spct


<code>sign</code> returns a vector with the signs of the corresponding elements of
x (the sign of a real number is 1, 0, or -1 if the number is positive, zero,
or negative, respectively).


Definitions of classes, methods, operators and functions for use in
photobiology and radiation meteorology and climatology. Calculation of
effective (weighted) and not-weighted irradiances/doses, fluence rates,
transmittance, reflectance, absorptance, absorbance and diverse
ratios and other derived quantities from spectral data. Local maxima and
minima. Conversion between energy- and photon-based units. Wavelength
interpolation. Astronomical calculations related solar angles and day
length. Colours and vision.

sign: Sign

Description

Usage

Arguments

See Also