https://github.com/smarty-php/smarty/blob/1d9cda2be34fd6edb74924684260636fd0b89288/libs/plugins/function.math.php#L66C1-L78C6 for example `{math equation="-2.0*(x+y+z)" assign="invoice_total" x=12.0 y=0.4 z=-12.2}` does not work basically any with `-` sign at the begin
https://github.com/smarty-php/smarty/blob/1d9cda2be34fd6edb74924684260636fd0b89288/libs/plugins/function.math.php#L66C1-L78C6
for example
{math equation="-2.0*(x+y+z)" assign="invoice_total" x=12.0 y=0.4 z=-12.2}does not workbasically any with
-sign at the begin