Adds a row to this equally spaced line variation
function | string | any expression that evaluates to a number, e.g. '4','3+4x','y'. Note all numbers must be in US English, i.e. "1.2", not the current locale (e.g. Italian/Swedish/French "1,2") |
Return value | Pointer to this object | Allows multiple function calls to be chained together |
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