DESCRIPTION: Saves [[EM.Cube]]'s output simulation data files under the specified directory.
====sawtooth====
SYNTAX: sawtooth({{ArgTypeReal}} x)
EXAMPLE: ''sawtooth(0.5)''
DESCRIPTION: Computes and returns the ascending periodic sawtooth function of period T = 2, oscillating between two values +1 and -1 and having a zero value of at x = 0.
====scale====