12.136 VectorSyntaxs

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[patterns]

([+-]?((\d+(\.\d*)?)|(\d*\.\d+))([eE][+-]?\d+)?)((\s*,\s*)|\s+)([+-]?((\d+(\.\d*)?)|(\d*\.\d+))([eE][+-]?\d+)?)

Two decimal floating point values, separated by either a comma or whitespace.

[is case sensitive]

true