One-line comment: any text following the double slash on the same line will be ignored by Magma.
Multi-line comment: any text between /* and */ is ignored by Magma.
Line continuation character: this symbol and the <return> immediately following is ignored by Magma. Evaluation will continue on the next line without interruption. This is useful for long input lines.
> // The following produces an error:
> x := 12
> 34; User error: bad syntax > /* but this is correct > and reads two lines: */ > x := 12\ > 34; > x; 1234