public MkRealConst ( |
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name | ||
return |
public void Run() { Dictionary<string, string> cfg = new Dictionary<string, string>() { { "AUTO_CONFIG", "true" } }; using (Context ctx = new Context(cfg)) { RealExpr x = ctx.MkRealConst("x"); RealExpr y = ctx.MkRealConst("y"); RealExpr z = ctx.MkRealConst("z"); RatNum zero = ctx.MkReal(0); RatNum two = ctx.MkReal(2); Goal g = ctx.MkGoal(); g.Assert(ctx.MkGe(ctx.MkSub(ctx.MkPower(x, two), ctx.MkPower(y, two)), zero)); Probe p = ctx.MkProbe("num-consts"); Probe p2 = ctx.Gt(p, ctx.Const(2)); Tactic t = ctx.Cond(p2, ctx.MkTactic("simplify"), ctx.MkTactic("factor")); Console.WriteLine(t[g]); g = ctx.MkGoal(); g.Assert(ctx.MkGe(ctx.MkAdd(x, x, y, z), zero)); g.Assert(ctx.MkGe(ctx.MkSub(ctx.MkPower(x, two), ctx.MkPower(y, two)), zero)); Console.WriteLine(t[g]); } }
public void Run() { Dictionary<string, string> cfg = new Dictionary<string, string>() { { "AUTO_CONFIG", "true" } }; using (Context ctx = new Context(cfg)) { RealExpr x = ctx.MkRealConst("x"); RealExpr y = ctx.MkRealConst("y"); RealExpr z = ctx.MkRealConst("z"); RealExpr zero = ctx.MkReal(0); RealExpr one = ctx.MkReal(1); Goal g = ctx.MkGoal(); g.Assert(ctx.MkOr(ctx.MkEq(x, zero), ctx.MkEq(x, one))); g.Assert(ctx.MkOr(ctx.MkEq(y, zero), ctx.MkEq(y, one))); g.Assert(ctx.MkOr(ctx.MkEq(z, zero), ctx.MkEq(z, one))); g.Assert(ctx.MkGt(ctx.MkAdd(x, y, z), ctx.MkReal(2))); Tactic t = ctx.Repeat(ctx.OrElse(ctx.MkTactic("split-clause"), ctx.MkTactic("skip"))); Console.WriteLine(t[g]); t = ctx.Repeat(ctx.OrElse(ctx.MkTactic("split-clause"), ctx.MkTactic("skip")), 1); Console.WriteLine(t[g]); t = ctx.Then(ctx.Repeat(ctx.OrElse(ctx.MkTactic("split-clause"), ctx.MkTactic("skip"))), ctx.MkTactic("solve-eqs")); Console.WriteLine(t[g]); } }
public void Run() { Dictionary<string, string> cfg = new Dictionary<string, string>() { { "AUTO_CONFIG", "true" } }; using (Context ctx = new Context(cfg)) { RealExpr x = ctx.MkRealConst("x"); RealExpr y = ctx.MkRealConst("y"); Params ps = ctx.MkParams(); ps.Add(":som", true); Expr q = ctx.MkPower(ctx.MkAdd(x, y), ctx.MkReal(3)); q = q.Simplify(ps); Console.WriteLine(ps); Console.WriteLine(q); ps = ctx.MkParams(); ps.Add(":mul-to-power", true); q = q.Simplify(ps); Console.WriteLine(ps); Console.WriteLine(q); } }
public void Run() { Dictionary<string, string> cfg = new Dictionary<string, string>() { { "AUTO_CONFIG", "true" }, { "MODEL", "true" } }; using (Context ctx = new Context(cfg)) { RealExpr x = ctx.MkRealConst("x"); RealExpr y = ctx.MkRealConst("y"); Solver s = ctx.MkSolver(); s.Assert(ctx.MkAnd(ctx.MkEq(ctx.MkAdd(x, ctx.MkReal("10000000000000000000000")), y), ctx.MkGt(y, ctx.MkReal("20000000000000000")))); s.Check(); Console.WriteLine(s.Model); Expr q = ctx.MkAdd(ctx.MkPower(ctx.MkReal(2), ctx.MkReal(1, 2)), ctx.MkPower(ctx.MkReal(3), ctx.MkReal(1, 2))); Console.WriteLine(q); AlgebraicNum an = (AlgebraicNum)q.Simplify(); Console.WriteLine(an); Console.WriteLine("[" + an.ToLower(10) + "," + an.ToUpper(10) + "]"); Console.WriteLine(an.ToDecimal(10)); } }
public void Run() { Dictionary<string, string> cfg = new Dictionary<string, string>() { { "AUTO_CONFIG", "true" } }; using (Context ctx = new Context(cfg)) { RealExpr x = ctx.MkRealConst("x"); RealExpr y = ctx.MkRealConst("y"); RealExpr z = ctx.MkRealConst("z"); RealExpr zero = ctx.MkReal(0); RealExpr one = ctx.MkReal(1); Goal g = ctx.MkGoal(); g.Assert(ctx.MkOr(ctx.MkEq(x, zero), ctx.MkEq(x, one))); g.Assert(ctx.MkOr(ctx.MkEq(y, zero), ctx.MkEq(y, one))); g.Assert(ctx.MkOr(ctx.MkEq(z, zero), ctx.MkEq(z, one))); g.Assert(ctx.MkGt(ctx.MkAdd(x, y, z), ctx.MkReal(2))); Tactic t = ctx.Repeat(ctx.OrElse(ctx.MkTactic("split-clause"), ctx.MkTactic("skip"))); ApplyResult ar = t[g]; foreach (var sg in ar.Subgoals) Console.WriteLine(sg); } }
public void Run() { Dictionary<string, string> settings = new Dictionary<string, string>() { { "AUTO_CONFIG", "true" }, { "MODEL", "true" } }; using (Context ctx = new Context(settings)) { IntExpr a = ctx.MkIntConst("a"); IntExpr b = ctx.MkIntConst("b"); IntExpr c = ctx.MkIntConst("c"); RealExpr d = ctx.MkRealConst("d"); RealExpr e = ctx.MkRealConst("e"); BoolExpr q = ctx.MkAnd( ctx.MkGt(a, ctx.MkAdd(b, ctx.MkInt(2))), ctx.MkEq(a, ctx.MkAdd(ctx.MkMul(ctx.MkInt(2), c), ctx.MkInt(10))), ctx.MkLe(ctx.MkAdd(c, b), ctx.MkInt(1000)), ctx.MkGe(d, e)); Solver s = ctx.MkSolver(); s.Assert(q); Console.WriteLine(s.Check()); Console.WriteLine(s.Model); } }
public void Run() { Dictionary<string, string> cfg = new Dictionary<string, string>() { { "AUTO_CONFIG", "true" } }; using (Context ctx = new Context(cfg)) { RealExpr x = ctx.MkRealConst("x"); RealExpr y = ctx.MkRealConst("y"); Solver s = ctx.MkSolver(); s.Assert(ctx.MkGt(x, ctx.MkReal(1)), ctx.MkGt(y, ctx.MkReal(1)), ctx.MkOr(ctx.MkGt(ctx.MkAdd(x, y), ctx.MkReal(1)), ctx.MkLt(ctx.MkSub(x, y), ctx.MkReal(2)))); Console.WriteLine("asserted constraints: "); foreach (var c in s.Assertions) Console.WriteLine(c); Console.WriteLine(s.Check()); Console.WriteLine(s.Statistics); Console.WriteLine("stats for last check: "); foreach (Statistics.Entry e in s.Statistics.Entries) Console.WriteLine(e); } }
public void Run() { Dictionary<string, string> cfg = new Dictionary<string, string>() { { "AUTO_CONFIG", "true" } }; using (Context ctx = new Context(cfg)) { RealExpr x = ctx.MkRealConst("x"); RealExpr y = ctx.MkRealConst("y"); RatNum zero = ctx.MkReal(0); RatNum two = ctx.MkReal(2); Goal g = ctx.MkGoal(); g.Assert(ctx.MkGt(x, zero)); g.Assert(ctx.MkGt(y, zero)); g.Assert(ctx.MkEq(x, ctx.MkAdd(y, two))); Console.WriteLine(g); Tactic t1 = ctx.MkTactic("simplify"); Tactic t2 = ctx.MkTactic("solve-eqs"); Tactic t = ctx.AndThen(t1, t2); Console.WriteLine(t[g]); } }
public void Run() { using (Context ctx = new Context()) { RealExpr x = ctx.MkRealConst("x"); RealExpr y = ctx.MkRealConst("y"); RealExpr z = ctx.MkRealConst("z"); FuncDecl f = ctx.MkFuncDecl("f", ctx.RealSort, ctx.RealSort); Solver s = ctx.MkSolver(); s.Assert(ctx.MkGt(x, ctx.MkReal(10)), ctx.MkEq(y, ctx.MkAdd(x, ctx.MkReal(3))), ctx.MkLt(y, ctx.MkReal(15)), ctx.MkGt((RealExpr)f[x], ctx.MkReal(2)), ctx.MkNot(ctx.MkEq(f[y], f[x]))); Console.WriteLine(s.Check()); Model m = s.Model; foreach (FuncDecl fd in m.Decls) Console.Write(" " + fd.Name); Console.WriteLine(); foreach (FuncDecl fd in m.Decls) { if (fd.DomainSize == 0) Console.WriteLine(fd.Name + " -> " + m.ConstInterp(fd)); else Console.WriteLine(fd.Name + " -> " + m.FuncInterp(fd)); } Console.WriteLine(m.Evaluate(ctx.MkAdd(z, ctx.MkReal(1)))); Console.WriteLine(m.Evaluate(ctx.MkAdd(z, ctx.MkReal(1)), true)); Console.WriteLine(m.Evaluate(z)); FuncInterp fi = m.FuncInterp(f); Console.WriteLine(fi.Else); Console.WriteLine(fi.NumEntries); Console.WriteLine(fi.Entries[0]); Console.WriteLine(fi.Entries[0].NumArgs); Console.WriteLine(fi.Entries[0].Args[0]); Console.WriteLine(fi.Entries[0].Value); ArrayExpr a = ctx.MkArrayConst("a", ctx.RealSort, ctx.RealSort); s.Assert(ctx.MkGt((RealExpr)ctx.MkSelect(a, x), ctx.MkReal(10)), ctx.MkGt((RealExpr)ctx.MkSelect(a, y), ctx.MkReal(20))); Console.WriteLine(s); Console.WriteLine(s.Check()); Console.WriteLine(s.Model); Console.WriteLine(s.Model.Evaluate(a)); Console.WriteLine(s.Model.FuncInterp(a.FuncDecl)); } }
public void Run() { using (Context ctx = new Context()) { Expr a1 = ctx.MkAdd(ctx.MkRealConst("x"), ctx.MkReal(1)); Expr a2 = ctx.MkAdd(ctx.MkRealConst("x"), ctx.MkReal(1)); Console.WriteLine(a1.GetHashCode() == a2.GetHashCode()); Expr a3 = ctx.MkAdd(ctx.MkRealConst("x"), ctx.MkReal(2)); Console.WriteLine(a3.GetHashCode() == a1.GetHashCode()); } }
public void Run() { Dictionary<string, string> cfg = new Dictionary<string, string>() { { "AUTO_CONFIG", "true" } }; Context ctx = new Context(cfg); RealExpr x = ctx.MkRealConst("x"); RealExpr y = ctx.MkRealConst("y"); Console.WriteLine(ctx.MkPower(ctx.MkAdd(x, y), ctx.MkReal(3))); Console.WriteLine(ctx.MkPower(x, ctx.MkAdd(y, ctx.MkReal(3)))); }
public void Run() { Dictionary<string, string> cfg = new Dictionary<string, string>() { { "AUTO_CONFIG", "true" } }; using (Context ctx = new Context(cfg)) { RealExpr d = ctx.MkRealConst("d"); RealExpr a = ctx.MkRealConst("a"); RealExpr t = ctx.MkRealConst("t"); RealExpr v_i = ctx.MkRealConst("v_i"); RealExpr v_f = ctx.MkRealConst("v_f"); BoolExpr[] equations = new BoolExpr[] { ctx.MkEq(d, ctx.MkAdd(ctx.MkMul(v_i, t), ctx.MkDiv(ctx.MkMul(a, ctx.MkPower(t, ctx.MkReal(2))), ctx.MkReal(2)))), ctx.MkEq(v_f, ctx.MkAdd(v_i, ctx.MkMul(a, t))) }; Console.WriteLine("Kinematic equations: "); foreach (BoolExpr e in equations) Console.WriteLine(e); BoolExpr[] problem = new BoolExpr[] { ctx.MkEq(v_i, ctx.MkReal(0)), ctx.MkEq(t, ctx.MkReal("4.10")), ctx.MkEq(a, ctx.MkReal(6)) }; Console.WriteLine("Problem: "); foreach (BoolExpr p in problem) Console.WriteLine(p); Solver s = ctx.MkSolver(); s.Assert(equations); s.Assert(problem); if (s.Check() != Status.SATISFIABLE) throw new Exception("BUG"); Console.WriteLine("Solution: "); Console.WriteLine(s.Model); Console.WriteLine("Decimal Solution: "); foreach (FuncDecl f in s.Model.ConstDecls) Console.WriteLine(f.Name + " = " + ((RatNum)s.Model.ConstInterp(f)).ToDecimalString(10)); } }
public void Run() { using (Context ctx = new Context()) { RealExpr x = ctx.MkRealConst("x"); RealExpr y = ctx.MkRealConst("y"); Goal g = ctx.MkGoal(); g.Assert(ctx.MkGt(x, ctx.MkReal(10)), ctx.MkEq(y, ctx.MkAdd(x, ctx.MkReal(1)))); g.Assert(ctx.MkGt(y, ctx.MkReal(1))); Console.WriteLine(ctx.MkProbe("num-consts").Apply(g)); Console.WriteLine(ctx.MkProbe("size").Apply(g)); Console.WriteLine(ctx.MkProbe("num-exprs").Apply(g)); } }
public void Run() { Dictionary<string, string> cfg = new Dictionary<string, string>() { { "AUTO_CONFIG", "true" } }; using (Context ctx = new Context(cfg)) { IntExpr[] X = new IntExpr[5]; for (uint i = 0; i < 5; i++) X[i] = ctx.MkIntConst(string.Format("x_{0}", i)); RealExpr[] Y = new RealExpr[5]; for (uint i = 0; i < 5; i++) Y[i] = ctx.MkRealConst(string.Format("y_{0}", i)); BoolExpr[] P = new BoolExpr[5]; for (uint i = 0; i < 5; i++) P[i] = ctx.MkBoolConst(string.Format("p_{0}", i)); foreach (Expr x in X) Console.WriteLine(x); foreach (Expr x in Y) Console.WriteLine(x); foreach (Expr x in P) Console.WriteLine(x); foreach (ArithExpr y in Y) Console.WriteLine(ctx.MkPower(y, ctx.MkReal(2))); ArithExpr[] Yp = new ArithExpr[Y.Length]; for (uint i = 0; i < Y.Length; i++) Yp[i] = ctx.MkPower(Y[i], ctx.MkReal(2)); Console.WriteLine(ctx.MkAdd(Yp)); } }
public void Run() { Dictionary<string, string> cfg = new Dictionary<string, string>() { { "AUTO_CONFIG", "true" } }; using (Context ctx = new Context(cfg)) { RealExpr x = ctx.MkRealConst("x"); RealExpr y = ctx.MkRealConst("y"); Params ps = ctx.MkParams(); ps.Add(":arith-lhs", true); Expr q = ctx.MkEq(x, ctx.MkAdd(y, ctx.MkReal(2))); q = q.Simplify(ps); Console.WriteLine(ps); Console.WriteLine(q); } }
public void Run() { Dictionary<string, string> cfg = new Dictionary<string, string>() { { "AUTO_CONFIG", "true" } }; Context ctx = new Context(cfg); RealExpr x = ctx.MkRealConst("x"); RealExpr y = ctx.MkRealConst("y"); RealExpr z = ctx.MkRealConst("z"); RatNum two = ctx.MkReal(2); Console.WriteLine(ctx.MkAdd(ctx.MkSub(ctx.MkMul(x, y), ctx.MkPower(y, two)), ctx.MkPower(z, two))); Console.WriteLine(ctx.MkSub(ctx.MkAdd(ctx.MkMul(x, y), ctx.MkPower(y, two)), ctx.MkPower(z, two))); Console.WriteLine(ctx.MkMul(ctx.MkAdd(x, y), z)); }
public void Run() { Dictionary<string, string> cfg = new Dictionary<string, string>() { { "AUTO_CONFIG", "true" } }; using (Context ctx = new Context(cfg)) { RealExpr x = ctx.MkRealConst("x"); IntExpr y = ctx.MkIntConst("y"); RealExpr a, b, c; a = ctx.MkRealConst("a"); b = ctx.MkRealConst("b"); c = ctx.MkRealConst("c"); IntExpr s, r; s = ctx.MkIntConst("s"); r = ctx.MkIntConst("r"); TestDriver.CheckString(ctx.MkAdd(x, ctx.MkInt2Real(y), ctx.MkReal(1), ctx.MkAdd(a, ctx.MkInt2Real(s))), "(+ x (to_real y) 1.0 a (to_real s))"); TestDriver.CheckString(ctx.MkAdd(ctx.MkInt2Real(y), c), "(+ (to_real y) c)"); } }
public void Run() { using (Context ctx = new Context()) { RealExpr x = ctx.MkRealConst("x"); RealExpr y = ctx.MkRealConst("y"); Goal g = ctx.MkGoal(); g.Assert(ctx.MkGt(x, ctx.MkReal(10)), ctx.MkEq(y, ctx.MkAdd(x, ctx.MkReal(1)))); g.Assert(ctx.MkGt(y, ctx.MkReal(1))); Tactic t = ctx.MkTactic("simplify"); ApplyResult r = t.Apply(g); Console.WriteLine(r); Console.WriteLine(g.Size); foreach (Goal s in r.Subgoals) Console.WriteLine(s); Console.WriteLine("Old goal: "); Console.WriteLine(g); t = ctx.Then(ctx.MkTactic("simplify"), ctx.MkTactic("solve-eqs")); r = t.Apply(g); Console.WriteLine(r); Solver solver = ctx.MkSolver(); foreach (BoolExpr f in r.Subgoals[0].Formulas) solver.Assert(f); Console.WriteLine(solver); Console.WriteLine(solver.Check()); Console.WriteLine(solver.Model); Console.WriteLine("applying model convert"); Console.WriteLine(r.ConvertModel(0, solver.Model)); Console.WriteLine("done"); } }
public void Run() { Dictionary<string, string> cfg = new Dictionary<string, string>() { { "AUTO_CONFIG", "true" } }; using (Context ctx = new Context(cfg)) { IntExpr x = ctx.MkIntConst("x"); RealExpr y = ctx.MkRealConst("y"); Console.WriteLine((ctx.MkAdd(x, ctx.MkInt(1))).Sort); Console.WriteLine((ctx.MkAdd(y, ctx.MkReal(1))).Sort); Console.WriteLine((ctx.MkGe(x, ctx.MkInt(2))).Sort); } }
public void Run() { using (Context ctx = new Context()) { RealExpr x = ctx.MkRealConst("x"); RealExpr y = ctx.MkRealConst("y"); Solver s = ctx.Then(ctx.MkTactic("simplify"), ctx.MkTactic("nlsat")).Solver; s.Assert(ctx.MkEq(ctx.MkPower(x, ctx.MkReal(2)), ctx.MkReal(2)), ctx.MkEq(ctx.MkPower(y, ctx.MkReal(3)), ctx.MkAdd(x, ctx.MkReal(1)))); Console.WriteLine(s.Check()); ctx.UpdateParamValue(":pp-decimal", "true"); Console.WriteLine(s.Model); Console.WriteLine(s.Statistics); foreach (string k in s.Statistics.Keys) Console.WriteLine(k); Console.WriteLine("NLSAT stages: " + s.Statistics["nlsat stages"].Value); Console.WriteLine("NLSAT propagations: " + s.Statistics["nlsat propagations"].Value); } }
public void Run() { Dictionary<string, string> cfg = new Dictionary<string, string>() { { "AUTO_CONFIG", "true" } }; using (Context ctx = new Context(cfg)) { RealExpr x = ctx.MkRealConst("x"); RealExpr y = ctx.MkRealConst("y"); Goal g = ctx.MkGoal(); g.Assert(ctx.MkOr(ctx.MkLt(x, ctx.MkReal(0)), ctx.MkGt(x, ctx.MkReal(0)))); g.Assert(ctx.MkEq(x, ctx.MkAdd(y, ctx.MkReal(1)))); g.Assert(ctx.MkLt(y, ctx.MkReal(0))); Tactic t = ctx.MkTactic("split-clause"); ApplyResult ar = t[g]; foreach (var sg in ar.Subgoals) Console.WriteLine(sg); } }
public void Run() { Dictionary<string, string> cfg = new Dictionary<string, string>() { { "AUTO_CONFIG", "true" } }; using (Context ctx = new Context(cfg)) { RealExpr x = ctx.MkRealConst("x"); RealExpr y = ctx.MkRealConst("y"); RealExpr z = ctx.MkRealConst("z"); Goal g = ctx.MkGoal(); g.Assert(ctx.MkGt(ctx.MkAdd(x, y, z), ctx.MkReal(0))); Probe p = ctx.MkProbe("num-consts"); Console.WriteLine("num-consts: " + p.Apply(g)); Tactic t = ctx.FailIf(ctx.Gt(p, ctx.Const(2))); try { t.Apply(g); } catch (Z3Exception ex) { Console.WriteLine("Tactic failed: " + ex.Message); } Console.WriteLine("trying again..."); g = ctx.MkGoal(); g.Assert(ctx.MkGt(ctx.MkAdd(x, y), ctx.MkReal(0))); Console.WriteLine(t[g]); } }
public void Run() { Dictionary<string, string> cfg = new Dictionary<string, string>() { { "AUTO_CONFIG", "true" } }; using (Context ctx = new Context(cfg)) { IntExpr x = ctx.MkIntConst("x"); IntExpr y = ctx.MkIntConst("y"); Console.WriteLine(ctx.MkAdd(x, y) == ctx.MkAdd(x, y)); Console.WriteLine(ctx.MkAdd(x, y) == ctx.MkAdd(y, x)); ArithExpr n = ctx.MkAdd(x, y); Console.WriteLine(n == ctx.MkAdd(x, y)); IntExpr x2 = ctx.MkIntConst("x"); Console.WriteLine(x == x2); Console.WriteLine(ctx.MkIntConst("x") == ctx.MkRealConst("x")); } }
/// <summary> /// A basic example of how to use quantifiers. /// </summary> static void MyQuantifierExample(Context ctx) { Console.WriteLine("MyQuantifierExample"); RealExpr x1 = ctx.MkRealConst("x1"); RealExpr x2 = ctx.MkRealConst("x2"); BoolExpr body_vars = ctx.MkEq(ctx.MkAdd(x1, x2), ctx.MkReal(15)); BoolExpr body_const = ctx.MkEq(ctx.MkSub(x1, x2), ctx.MkReal(4)); Solver s = ctx.MkSolver(); s.Assert(body_vars); s.Assert(body_const); Status q = s.Check(); Model m = s.Model; Console.WriteLine(m.ToString()); Console.WriteLine("Quantifier x1: " + m.Evaluate(x1, true)); Console.WriteLine("Quantifier x2: " + m.Evaluate(x2, true)); }
public void Run() { using (Context ctx = new Context()) { RealExpr x = ctx.MkRealConst("x"); RealExpr y = ctx.MkRealConst("y"); RealExpr z = ctx.MkRealConst("z"); IntExpr a = ctx.MkIntConst("a"); IntExpr b = ctx.MkIntConst("b"); IntExpr c = ctx.MkIntConst("c"); ctx.UpdateParamValue(":pp-flat-assoc", "false"); Console.WriteLine(ctx.MkAdd(x, y, ctx.MkInt2Real(a))); Console.WriteLine(ctx.MkAdd(x, ctx.MkReal(1))); Console.WriteLine(ctx.MkAdd(ctx.MkReal(2), y)); Console.WriteLine(ctx.MkMul(x, y)); Console.WriteLine(ctx.MkAdd(ctx.MkInt(2), ctx.MkInt(3))); Console.WriteLine(ctx.MkMul(ctx.MkReal(2), x)); Console.WriteLine(ctx.MkAdd(ctx.MkInt2Real((IntExpr)ctx.MkAdd(ctx.MkInt(2), ctx.MkInt(3))), x)); Console.WriteLine(ctx.MkAdd((RealExpr)ctx.MkInt2Real((IntExpr)ctx.MkAdd(ctx.MkInt(2), ctx.MkInt(3))).Simplify(), x)); Console.WriteLine(ctx.MkAdd(a, b, ctx.MkInt(1))); Console.WriteLine(ctx.MkDiv(x, y)); Console.WriteLine(ctx.MkDiv(x, ctx.MkReal(2))); Console.WriteLine(ctx.MkDiv(ctx.MkReal(2), y)); Console.WriteLine(ctx.MkDiv(a, ctx.MkInt(2))); Console.WriteLine(ctx.MkDiv(ctx.MkAdd(a, b), ctx.MkInt(2))); Console.WriteLine(ctx.MkDiv(ctx.MkInt(3), a)); Console.WriteLine(ctx.MkMod(a, b)); Console.WriteLine(ctx.MkMod(a, ctx.MkInt(2))); Console.WriteLine(ctx.MkMod(ctx.MkInt(3), a)); Console.WriteLine(ctx.MkSub(a, ctx.MkInt(2))); Console.WriteLine(ctx.MkUnaryMinus(a)); Console.WriteLine(ctx.MkUnaryMinus(x)); Console.WriteLine(ctx.MkSub(a, b)); Console.WriteLine(a.IsAdd); Console.WriteLine(ctx.MkAdd(a, b).IsAdd); Console.WriteLine(ctx.MkSub(a, b).IsAdd); Console.WriteLine(ctx.MkInt(10).IsAdd); Console.WriteLine(ctx.MkMul(a, b).IsMul); Console.WriteLine(ctx.MkMul(x, ctx.MkInt2Real(b)).IsMul); Console.WriteLine(ctx.MkAdd(a, b).IsMul); Console.WriteLine(ctx.MkDiv(a, ctx.MkInt(2)).IsDiv); Console.WriteLine(ctx.MkDiv(ctx.MkReal(3), x).IsDiv); Console.WriteLine(ctx.MkDiv(x,y).IsDiv); Console.WriteLine(ctx.MkDiv(a, ctx.MkInt(2)).IsIDiv); Console.WriteLine(ctx.MkAdd(ctx.MkInt(2), ctx.MkInt(3)).Simplify().IsAdd); Console.WriteLine(); Console.WriteLine(a is ArithExpr); Console.WriteLine(ctx.MkInt(2) is ArithExpr); Console.WriteLine(ctx.MkAdd(a, b) is ArithExpr); Console.WriteLine(ctx.MkBoolConst("p") is ArithExpr); Console.WriteLine(ctx.MkInt(2) is IntNum); Console.WriteLine(ctx.MkInt(2) is RatNum); Console.WriteLine(ctx.MkReal(2, 3)); Console.WriteLine(ctx.MkReal(2, 3).IsReal); Console.WriteLine(ctx.MkReal(2, 3) is ArithExpr); Console.WriteLine(ctx.MkReal(2, 3).IsConst); Console.WriteLine(ctx.MkReal(2, 3).Simplify() is RatNum); Console.WriteLine(ctx.MkReal(2, 3).Simplify().IsRatNum); Console.WriteLine(ctx.MkPower(ctx.MkReal(2), ctx.MkReal(1, 2)).Simplify().IsAlgebraicNumber); Console.WriteLine(ctx.MkPower(ctx.MkReal(2), ctx.MkReal(1, 2)).Simplify() is AlgebraicNum); Console.WriteLine(ctx.MkPower(ctx.MkReal(2), ctx.MkReal(1, 2)).IsAlgebraicNumber); Console.WriteLine(ctx.MkPower(ctx.MkReal(2), ctx.MkReal(1, 2)) is AlgebraicNum); Console.WriteLine(ctx.MkPower(ctx.MkReal(2), ctx.MkReal(1, 2))); Console.WriteLine(ctx.MkPower(ctx.MkReal(2), ctx.MkReal(1, 3))); } }