$Title Test new functions added to GAMS/Lindo(Global) (lindgl05,SEQ=828) $ontext With GAMS 33 we added support for the functions round, trunc, log2 and div to the GAMS/Lindo(Global) link. This is a simple test to ensure, that these functions get evaluated by Lindo in the way expected by GAMS. Contributor: Lutz Westermann, August 2020 $offtext Variable z, x, y, w, v, u; Equation a, b, c, d ; Set runs / r1*r10 / ; a.. z =e= round(v); b.. y =e= trunc(v); c.. x =e= log2 (v); d.. w =e= div(v,u); Model m /all/; $macro check1(var, func) abort$(abs(var.l - func(v.l) ) > 1e-6) 'func: Wrong var', var.l $macro check2(var, func) abort$(abs(var.l - func(v.l, u.l)) > 1e-6) 'func: Wrong var', var.l loop(runs, v.fx = uniform( 1, 10); u.fx = uniform(-10, 10); solve m min z use dnlp; check1(z, round); check1(y, trunc); check1(x, log2 ); check2(w, div ); );