Leo Butler wrote: > Could someone explain to me this behaviour? It seems to me that single > quote is not inhibiting evaluation. Leo. > I think that sin(1.0) is being SIMPLIFIED to a number, not evaluated. Inconsistent? Probably. > (%i2) 'sin(1.0); > > (%o2) .8414709848078965 > (%i3) '(sin(1.0)); > > (%o3) .8414709848078965 > (%i4) ? ' >