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Length: 187 (0xbb) Types: TextFile Names: »sgn.HLP«
└─⟦a0efdde77⟧ Bits:30001252 EUUGD11 Tape, 1987 Spring Conference Helsinki └─⟦this⟧ »EUUGD11/euug-87hel/sec1/gnuplot/help/gnuplot/expressions/functions/sgn.HLP«
This function returns 1 if its argument is positive, -1 if its argument is negative, and 0 if its argument is 0. If the argument is a complex value, the imaginary component is ignored.