Function z3_sys::Z3_fixedpoint_get_cover_delta [−][src]
pub unsafe extern "C" fn Z3_fixedpoint_get_cover_delta(
c: Z3_context,
d: Z3_fixedpoint,
level: c_int,
pred: Z3_func_decl
) -> Z3_ast
Expand description
Retrieve the current cover of pred
up to level
unfoldings.
Return just the delta that is known at level
. To
obtain the full set of properties of pred
one should query
at level
+1 , level
+2 etc, and include level
=-1.
Note: this functionality is PDR specific.