DESCRIPTION: Saves [[EM.Cube]]'s output simulation data files under the specified directory.
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====sawtooth====
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SYNTAX: sawtooth({{ArgTypeReal}} x)
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EXAMPLE: ''sawtooth(0.5)''
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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====