`erf-negative`

Subject: ERF
Category: value
Formula: =ERF(-1)
Canonical: —

Per-engine results

matches canonical diverges no fixture

Engine	Verdict	Value
gsheets	diverge	-0.842701
excel	diverge	-0.842701
lattice	diverge	-0.842701
ironcalc	diverge	-0.842700793
hyperformula	diverge	-0.842701
libreoffice	match	—
formulas	diverge	-0.842701
pycel	diverge	#NAME?