diff options
Diffstat (limited to 'src/theory/arith/delta_rational.h')
-rw-r--r-- | src/theory/arith/delta_rational.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/theory/arith/delta_rational.h b/src/theory/arith/delta_rational.h index c8a5e39a7..fdc3bee3b 100644 --- a/src/theory/arith/delta_rational.h +++ b/src/theory/arith/delta_rational.h @@ -54,6 +54,15 @@ public: return c; } + int sgn() const { + int x = getNoninfinitesimalPart().sgn(); + if(x == 0){ + return getInfinitesimalPart().sgn(); + }else{ + return x; + } + } + DeltaRational operator+(const DeltaRational& other) const{ CVC4::Rational tmpC = c+other.c; CVC4::Rational tmpK = k+other.k; |