Benchmark

non-incremental/QF_NRA/20220314-Uncu/Polynomial_Proof_Calls/ProveIneq_ISSAC05_SignPattern_1p_2m_m.smt2

Translated to SMT-Lib by Maple SMTLIB package.

Application: 
CAD calls of the Main Algorithm to prove the sign pattern:

+ - - => -

in Section 5 of
S. Gerhold and M. Kauers, A Procedure for Proving Special Function Inequalities Involving a Discrete Parameter.
ISSAC '05: Proceedings of the 2005 international symposium on Symbolic and algebraic computationJuly 2005 Pages 156-162.
(https://dl.acm.org/doi/10.1145/1073884.1073907)
Benchmark
Size1430
Compressed Size789
License Creative Commons Attribution 4.0 International (CC-BY-4.0)
Categoryindustrial
First Occurrence2022-08-10
Generated ByAli K. Uncu, Matthew England, and James H. Davenport
Generated On2022-01-08 00:00:00
GeneratorSUMCracker-ProveInequality function by Manuel Kauers ("https://www3.risc.jku.at/research/combinat/software/ergosum/RISC/SumCracker.html")
Dolmen OK1
strict Dolmen OK1
check-sat calls1
Query 1
Status unsat
Inferred Status unsat
Size 1357
Compressed Size777
Max. Term Depth8
Asserts 1
Declared Functions0
Declared Constants4
Declared Sorts 0
Defined Functions0
Defined Recursive Functions 0
Defined Sorts0
Constants0
Declared Datatypes0

Symbols

and1 =2 /6 +6
-7 *20 <3 <=2

Evaluations

Evaluation Rating Solver Variant Result Wallclock CPU Time
SMT-COMP 2025 0.17 (5/6) cvc5 cvc5 unsat ✅ 0.37900 0.25942
SMTInterpol SMTInterpol unknown ❌ 0.43053 0.40477
SMT-RAT SMT-RAT unsat ✅ 1.84751 1.71979
Yices2 Yices2 unsat ✅ 0.29760 0.17302
Z3alpha Z3-alpha unsat ✅ 0.60654 0.50934
Z3 Z3-alpha-base unsat ✅ 0.29763 0.17787
z3siri-base unsat ✅ 0.26381 0.14858