0.03/0.12 % Problem : theBenchmark.p : TPTP v0.0.0. Released v0.0.0. 0.03/0.13 % Command : run_portfolio.sh /export/starexec/sandbox2/benchmark/theBenchmark.p /export/starexec/sandbox2/tmp/tmp.Kti0sbjASq 0.13/0.35 % Computer : n026.cluster.edu 0.13/0.35 % Model : x86_64 x86_64 0.13/0.35 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz 0.13/0.35 % Memory : 8042.1875MB 0.13/0.35 % OS : Linux 3.10.0-693.el7.x86_64 0.13/0.35 % CPULimit : 960 0.13/0.35 % DateTime : Thu Jul 2 08:37:39 EDT 2020 0.13/0.35 % CPUTime : 0.13/0.35 % Running portfolio for 120 s 0.13/0.35 % File : /export/starexec/sandbox2/benchmark/theBenchmark.p 0.13/0.35 % Number of cores: 8 0.13/0.35 % Python version: Python 3.6.8 0.13/0.35 % Running in FO mode 27.61/27.84 % Running /export/starexec/sandbox2/solver/bin/fo/fo7.sh for 25 27.61/27.84 % Running /export/starexec/sandbox2/solver/bin/fo/fo8.sh for 20 27.61/27.84 % Solved by: fo/fo8.sh 27.61/27.84 To remain in the chosen logic fragment, unification with booleans has been disabled. 27.61/27.84 % done 2046 iterations in 2.531s 27.61/27.84 % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p' 27.61/27.84 % SZS output start Refutation 27.61/27.84 tff(goals, conjecture, 27.61/27.84 (![X0,X1,X2,X3,X4]: 27.61/27.84 ((test(X3) & test(X4)) => 27.61/27.84 (leq(addition(multiplication(X3, 27.61/27.84 addition(multiplication(X3,X0), 27.61/27.84 multiplication(c(X3),X1))), 27.61/27.84 multiplication(c(X3),X2)), 27.61/27.84 addition(multiplication(X3,X0),multiplication(c(X3),X2))) & 27.61/27.84 leq(addition(multiplication(X3,X0),multiplication(c(X3),X2)), 27.61/27.84 addition(multiplication(X3, 27.61/27.84 addition(multiplication(X3,X0), 27.61/27.84 multiplication(c(X3),X1))), 27.61/27.84 multiplication(c(X3),X2))))))). 27.61/27.84 tff(zf_stmt_0, negated_conjecture, 27.61/27.84 (~ 27.61/27.84 (![X0,X1,X2,X3,X4]: 27.61/27.84 ((test(X3) & test(X4)) => 27.61/27.84 (leq(addition(multiplication(X3, 27.61/27.84 addition(multiplication(X3,X0), 27.61/27.84 multiplication(c(X3),X1))), 27.61/27.84 multiplication(c(X3),X2)), 27.61/27.84 addition(multiplication(X3,X0),multiplication(c(X3),X2))) & 27.61/27.84 leq(addition(multiplication(X3,X0),multiplication(c(X3),X2)), 27.61/27.84 addition(multiplication(X3, 27.61/27.84 addition(multiplication(X3,X0), 27.61/27.84 multiplication(c(X3),X1))), 27.61/27.84 multiplication(c(X3),X2)))))))). 27.61/27.84 tff('0', plain, 27.61/27.84 (~ leq( 27.61/27.84 addition( 27.61/27.84 multiplication(sk_X3, 27.61/27.84 addition(multiplication(sk_X3, sk_X0), 27.61/27.84 multiplication(c(sk_X3), sk_X1_1))), 27.61/27.84 multiplication(c(sk_X3), sk_X2)), 27.61/27.84 addition(multiplication(sk_X3, sk_X0), 27.61/27.84 multiplication(c(sk_X3), sk_X2))) 27.61/27.84 | ~ leq( 27.61/27.84 addition(multiplication(sk_X3, sk_X0), 27.61/27.84 multiplication(c(sk_X3), sk_X2)), 27.61/27.84 addition( 27.61/27.84 multiplication(sk_X3, 27.61/27.84 addition(multiplication(sk_X3, sk_X0), 27.61/27.84 multiplication(c(sk_X3), sk_X1_1))), 27.61/27.84 multiplication(c(sk_X3), sk_X2)))), 27.61/27.84 inference('cnf', [status(esa)], [zf_stmt_0])). 27.61/27.84 tff(additive_commutativity, axiom, (![A,B]: (addition(B,A) = addition(A,B)))). 27.61/27.84 tff('1', plain, ![X4, X5]: addition(X5, X4) = addition(X4, X5), 27.61/27.84 inference('cnf', [status(esa)], [additive_commutativity])). 27.61/27.84 tff('2', plain, ![X4, X5]: addition(X5, X4) = addition(X4, X5), 27.61/27.84 inference('cnf', [status(esa)], [additive_commutativity])). 27.61/27.84 tff('3', plain, 27.61/27.84 (~ leq( 27.61/27.84 addition(multiplication(c(sk_X3), sk_X2), 27.61/27.84 multiplication(sk_X3, 27.61/27.84 addition(multiplication(sk_X3, sk_X0), 27.61/27.84 multiplication(c(sk_X3), sk_X1_1)))), 27.61/27.84 addition(multiplication(sk_X3, sk_X0), 27.61/27.84 multiplication(c(sk_X3), sk_X2))) 27.61/27.84 | ~ leq( 27.61/27.84 addition(multiplication(sk_X3, sk_X0), 27.61/27.84 multiplication(c(sk_X3), sk_X2)), 27.61/27.84 addition(multiplication(c(sk_X3), sk_X2), 27.61/27.84 multiplication(sk_X3, 27.61/27.84 addition(multiplication(sk_X3, sk_X0), 27.61/27.84 multiplication(c(sk_X3), sk_X1_1)))))), 27.61/27.84 inference('demod', [status(thm)], ['0', '1', '2'])). 27.61/27.84 tff('4', plain, test(sk_X3), inference('cnf', [status(esa)], [zf_stmt_0])). 27.61/27.84 tff(test_1, axiom, (![X0]: (test(X0) <=> (?[X1]: complement(X1,X0))))). 27.61/27.84 tff('5', plain, ![X23]: ( complement(sk_X1(X23), X23) | ~ test(X23)), 27.61/27.84 inference('cnf', [status(esa)], [test_1])). 27.61/27.84 tff('6', plain, complement(sk_X1(sk_X3), sk_X3), 27.61/27.84 inference('sup-', [status(thm)], ['4', '5'])). 27.61/27.84 tff(test_2, axiom, 27.61/27.84 (![X0,X1]: 27.61/27.84 (complement(X1,X0) <=> 27.61/27.84 ((zero = multiplication(X0,X1)) & (zero = multiplication(X1,X0)) & 27.61/27.84 (addition(X0,X1) = one))))). 27.61/27.84 tff('7', plain, 27.61/27.84 ![X26, X27]: (addition(X26, X27) = one | ~ complement(X27, X26)), 27.61/27.84 inference('cnf', [status(esa)], [test_2])). 27.61/27.84 tff('8', plain, addition(sk_X3, sk_X1(sk_X3)) = one, 27.61/27.84 inference('sup-', [status(thm)], ['6', '7'])). 27.61/27.84 tff('9', plain, test(sk_X3), inference('cnf', [status(esa)], [zf_stmt_0])). 27.61/27.84 tff(test_3, axiom, 27.61/27.84 (![X0,X1]: (test(X0) => (complement(X0,X1) <=> (X1 = c(X0)))))). 27.61/27.84 tff('10', plain, 27.61/27.84 ![X29, X30]: (~ test(X29) | complement(X29, X30) | X30 != c(X29)), 27.61/27.84 inference('cnf', [status(esa)], [test_3])). 27.61/27.84 tff('11', plain, ![X29]: ( complement(X29, c(X29)) | ~ test(X29)), 27.61/27.84 inference('simplify', [status(thm)], ['10'])). 27.61/27.84 tff('12', plain, complement(sk_X3, c(sk_X3)), 27.61/27.84 inference('sup-', [status(thm)], ['9', '11'])). 27.61/27.84 tff('13', plain, 27.61/27.84 ![X26, X27]: (zero = multiplication(X26, X27) | ~ complement(X27, X26)), 27.61/27.84 inference('cnf', [status(esa)], [test_2])). 27.61/27.84 tff('14', plain, zero = multiplication(c(sk_X3), sk_X3), 27.61/27.84 inference('sup-', [status(thm)], ['12', '13'])). 27.61/27.84 tff(right_distributivity, axiom, 27.61/27.84 (![A,B,C]: 27.61/27.84 (addition(multiplication(A,B),multiplication(A,C)) = 27.61/27.84 multiplication(A,addition(B,C))))). 27.61/27.84 tff('15', plain, 27.61/27.84 ![X7, X8, X9]: 27.61/27.84 addition(multiplication(X7, X8), multiplication(X7, X9)) 27.61/27.84 = multiplication(X7, addition(X8, X9)), 27.61/27.84 inference('cnf', [status(esa)], [right_distributivity])). 27.61/27.84 tff('16', plain, 27.61/27.84 ![X0]: 27.61/27.84 addition(zero, multiplication(c(sk_X3), X0)) 27.61/27.84 = multiplication(c(sk_X3), addition(sk_X3, X0)), 27.61/27.84 inference('sup+', [status(thm)], ['14', '15'])). 27.61/27.84 tff('17', plain, ![X4, X5]: addition(X5, X4) = addition(X4, X5), 27.61/27.84 inference('cnf', [status(esa)], [additive_commutativity])). 27.61/27.84 tff(additive_identity, axiom, (![A]: (addition(A,zero) = A))). 27.61/27.84 tff('18', plain, ![X11]: addition(X11, zero) = X11, 27.61/27.84 inference('cnf', [status(esa)], [additive_identity])). 27.61/27.84 tff('19', plain, ![X0]: addition(zero, X0) = X0, 27.61/27.84 inference('sup+', [status(thm)], ['17', '18'])). 27.61/27.84 tff('20', plain, 27.61/27.84 ![X0]: 27.61/27.84 multiplication(c(sk_X3), X0) 27.61/27.84 = multiplication(c(sk_X3), addition(sk_X3, X0)), 27.61/27.84 inference('demod', [status(thm)], ['16', '19'])). 27.61/27.84 tff('21', plain, 27.61/27.84 multiplication(c(sk_X3), sk_X1(sk_X3)) = multiplication(c(sk_X3), one), 27.61/27.84 inference('sup+', [status(thm)], ['8', '20'])). 27.61/27.84 tff(multiplicative_right_identity, axiom, 27.61/27.84 (![A]: (multiplication(A,one) = A))). 27.61/27.84 tff('22', plain, ![X3]: multiplication(X3, one) = X3, 27.61/27.84 inference('cnf', [status(esa)], [multiplicative_right_identity])). 27.61/27.84 tff('23', plain, multiplication(c(sk_X3), sk_X1(sk_X3)) = c(sk_X3), 27.61/27.84 inference('demod', [status(thm)], ['21', '22'])). 27.61/27.84 tff('24', plain, complement(sk_X3, c(sk_X3)), 27.61/27.84 inference('sup-', [status(thm)], ['9', '11'])). 27.61/27.84 tff('25', plain, 27.61/27.84 ![X26, X27]: (addition(X26, X27) = one | ~ complement(X27, X26)), 27.61/27.84 inference('cnf', [status(esa)], [test_2])). 27.61/27.84 tff('26', plain, addition(c(sk_X3), sk_X3) = one, 27.61/27.84 inference('sup-', [status(thm)], ['24', '25'])). 27.61/27.84 tff('27', plain, ![X4, X5]: addition(X5, X4) = addition(X4, X5), 27.61/27.84 inference('cnf', [status(esa)], [additive_commutativity])). 27.61/27.84 tff('28', plain, addition(sk_X3, c(sk_X3)) = one, 27.61/27.84 inference('demod', [status(thm)], ['26', '27'])). 27.61/27.84 tff('29', plain, complement(sk_X1(sk_X3), sk_X3), 27.61/27.84 inference('sup-', [status(thm)], ['4', '5'])). 27.61/27.84 tff('30', plain, 27.61/27.84 ![X26, X27]: (zero = multiplication(X26, X27) | ~ complement(X27, X26)), 27.61/27.84 inference('cnf', [status(esa)], [test_2])). 27.61/27.84 tff('31', plain, zero = multiplication(sk_X3, sk_X1(sk_X3)), 27.61/27.84 inference('sup-', [status(thm)], ['29', '30'])). 27.61/27.84 tff(left_distributivity, axiom, 27.61/27.84 (![A,B,C]: 27.61/27.84 (addition(multiplication(A,C),multiplication(B,C)) = 27.61/27.84 multiplication(addition(A,B),C)))). 27.61/27.84 tff('32', plain, 27.61/27.84 ![X0, X1, X2]: 27.61/27.84 addition(multiplication(X0, X2), multiplication(X1, X2)) 27.61/27.84 = multiplication(addition(X0, X1), X2), 27.61/27.84 inference('cnf', [status(esa)], [left_distributivity])). 27.61/27.84 tff('33', plain, 27.61/27.84 ![X0]: 27.61/27.84 addition(zero, multiplication(X0, sk_X1(sk_X3))) 27.61/27.84 = multiplication(addition(sk_X3, X0), sk_X1(sk_X3)), 27.61/27.84 inference('sup+', [status(thm)], ['31', '32'])). 27.61/27.84 tff('34', plain, ![X0]: addition(zero, X0) = X0, 27.61/27.84 inference('sup+', [status(thm)], ['17', '18'])). 27.61/27.84 tff('35', plain, 27.61/27.84 ![X0]: 27.61/27.84 multiplication(X0, sk_X1(sk_X3)) 27.61/27.84 = multiplication(addition(sk_X3, X0), sk_X1(sk_X3)), 27.61/27.84 inference('demod', [status(thm)], ['33', '34'])). 27.61/27.84 tff('36', plain, 27.61/27.84 multiplication(c(sk_X3), sk_X1(sk_X3)) 27.61/27.84 = multiplication(one, sk_X1(sk_X3)), 27.61/27.84 inference('sup+', [status(thm)], ['28', '35'])). 27.61/27.84 tff(multiplicative_left_identity, axiom, (![A]: (multiplication(one,A) = A))). 27.61/27.84 tff('37', plain, ![X6]: multiplication(one, X6) = X6, 27.61/27.84 inference('cnf', [status(esa)], [multiplicative_left_identity])). 27.61/27.84 tff('38', plain, multiplication(c(sk_X3), sk_X1(sk_X3)) = sk_X1(sk_X3), 27.61/27.84 inference('demod', [status(thm)], ['36', '37'])). 27.61/27.84 tff('39', plain, c(sk_X3) = sk_X1(sk_X3), 27.61/27.84 inference('sup+', [status(thm)], ['23', '38'])). 27.61/27.84 tff('40', plain, c(sk_X3) = sk_X1(sk_X3), 27.61/27.84 inference('sup+', [status(thm)], ['23', '38'])). 27.61/27.84 tff('41', plain, ![X4, X5]: addition(X5, X4) = addition(X4, X5), 27.61/27.84 inference('cnf', [status(esa)], [additive_commutativity])). 27.61/27.84 tff('42', plain, zero = multiplication(sk_X3, sk_X1(sk_X3)), 27.61/27.84 inference('sup-', [status(thm)], ['29', '30'])). 27.61/27.84 tff(multiplicative_associativity, axiom, 27.61/27.84 (![A,B,C]: 27.61/27.84 (multiplication(A,multiplication(B,C)) = 27.61/27.84 multiplication(multiplication(A,B),C)))). 27.61/27.84 tff('43', plain, 27.61/27.84 ![X20, X21, X22]: 27.61/27.84 multiplication(X20, multiplication(X21, X22)) 27.61/27.84 = multiplication(multiplication(X20, X21), X22), 27.61/27.84 inference('cnf', [status(esa)], [multiplicative_associativity])). 27.61/27.84 tff('44', plain, 27.61/27.84 ![X0]: 27.61/27.84 multiplication(sk_X3, multiplication(sk_X1(sk_X3), X0)) 27.61/27.84 = multiplication(zero, X0), 27.61/27.84 inference('sup+', [status(thm)], ['42', '43'])). 27.61/27.84 tff(left_annihilation, axiom, (![A]: (zero = multiplication(zero,A)))). 27.61/27.84 tff('45', plain, ![X19]: zero = multiplication(zero, X19), 27.61/27.84 inference('cnf', [status(esa)], [left_annihilation])). 27.61/27.84 tff('46', plain, 27.61/27.84 ![X0]: multiplication(sk_X3, multiplication(sk_X1(sk_X3), X0)) = zero, 27.61/27.84 inference('demod', [status(thm)], ['44', '45'])). 27.61/27.84 tff('47', plain, 27.61/27.84 ![X7, X8, X9]: 27.61/27.84 addition(multiplication(X7, X8), multiplication(X7, X9)) 27.61/27.84 = multiplication(X7, addition(X8, X9)), 27.61/27.84 inference('cnf', [status(esa)], [right_distributivity])). 27.61/27.84 tff('48', plain, 27.61/27.84 ![X0, X1]: 27.61/27.84 addition(zero, multiplication(sk_X3, X0)) 27.61/27.84 = multiplication(sk_X3, 27.61/27.84 addition(multiplication(sk_X1(sk_X3), X1), X0)), 27.61/27.84 inference('sup+', [status(thm)], ['46', '47'])). 27.61/27.84 tff('49', plain, ![X0]: addition(zero, X0) = X0, 27.61/27.84 inference('sup+', [status(thm)], ['17', '18'])). 27.61/27.84 tff('50', plain, 27.61/27.84 ![X0, X1]: 27.61/27.84 multiplication(sk_X3, X0) 27.61/27.84 = multiplication(sk_X3, 27.61/27.84 addition(multiplication(sk_X1(sk_X3), X1), X0)), 27.61/27.84 inference('demod', [status(thm)], ['48', '49'])). 27.61/27.84 tff('51', plain, c(sk_X3) = sk_X1(sk_X3), 27.61/27.84 inference('sup+', [status(thm)], ['23', '38'])). 27.61/27.84 tff('52', plain, c(sk_X3) = sk_X1(sk_X3), 27.61/27.84 inference('sup+', [status(thm)], ['23', '38'])). 27.61/27.84 tff('53', plain, c(sk_X3) = sk_X1(sk_X3), 27.61/27.84 inference('sup+', [status(thm)], ['23', '38'])). 27.61/27.84 tff('54', plain, c(sk_X3) = sk_X1(sk_X3), 27.61/27.84 inference('sup+', [status(thm)], ['23', '38'])). 27.61/27.84 tff('55', plain, ![X4, X5]: addition(X5, X4) = addition(X4, X5), 27.61/27.84 inference('cnf', [status(esa)], [additive_commutativity])). 27.61/27.84 tff('56', plain, 27.61/27.84 ![X0, X1]: 27.61/27.84 multiplication(sk_X3, X0) 27.61/27.84 = multiplication(sk_X3, 27.61/27.84 addition(multiplication(sk_X1(sk_X3), X1), X0)), 27.61/27.84 inference('demod', [status(thm)], ['48', '49'])). 27.61/27.84 tff('57', plain, 27.61/27.84 (~ leq( 27.61/27.84 addition(multiplication(sk_X1(sk_X3), sk_X2), 27.61/27.84 multiplication(sk_X3, multiplication(sk_X3, sk_X0))), 27.61/27.84 addition(multiplication(sk_X3, sk_X0), 27.61/27.84 multiplication(sk_X1(sk_X3), sk_X2))) 27.61/27.84 | ~ leq( 27.61/27.84 addition(multiplication(sk_X3, sk_X0), 27.61/27.84 multiplication(sk_X1(sk_X3), sk_X2)), 27.61/27.84 addition(multiplication(sk_X1(sk_X3), sk_X2), 27.61/27.84 multiplication(sk_X3, multiplication(sk_X3, sk_X0))))), 27.61/27.84 inference('demod', [status(thm)], 27.61/27.84 ['3', '39', '40', '41', '50', '51', '52', '53', '54', '55', 27.61/27.84 '56'])). 27.61/27.84 tff('58', plain, addition(sk_X3, sk_X1(sk_X3)) = one, 27.61/27.84 inference('sup-', [status(thm)], ['6', '7'])). 27.61/27.84 tff('59', plain, zero = multiplication(sk_X3, sk_X1(sk_X3)), 27.61/27.84 inference('sup-', [status(thm)], ['29', '30'])). 27.61/27.84 tff('60', plain, 27.61/27.84 ![X7, X8, X9]: 27.61/27.84 addition(multiplication(X7, X8), multiplication(X7, X9)) 27.61/27.84 = multiplication(X7, addition(X8, X9)), 27.61/27.84 inference('cnf', [status(esa)], [right_distributivity])). 27.61/27.84 tff('61', plain, 27.61/27.84 ![X0]: 27.61/27.84 addition(multiplication(sk_X3, X0), zero) 27.61/27.84 = multiplication(sk_X3, addition(X0, sk_X1(sk_X3))), 27.61/27.84 inference('sup+', [status(thm)], ['59', '60'])). 27.61/27.84 tff('62', plain, ![X4, X5]: addition(X5, X4) = addition(X4, X5), 27.61/27.84 inference('cnf', [status(esa)], [additive_commutativity])). 27.61/27.84 tff('63', plain, ![X0]: addition(zero, X0) = X0, 27.61/27.84 inference('sup+', [status(thm)], ['17', '18'])). 27.61/27.84 tff('64', plain, 27.61/27.84 ![X0]: 27.61/27.84 multiplication(sk_X3, X0) 27.61/27.84 = multiplication(sk_X3, addition(X0, sk_X1(sk_X3))), 27.61/27.84 inference('demod', [status(thm)], ['61', '62', '63'])). 27.61/27.84 tff('65', plain, multiplication(sk_X3, sk_X3) = multiplication(sk_X3, one), 27.61/27.84 inference('sup+', [status(thm)], ['58', '64'])). 27.61/27.84 tff('66', plain, ![X3]: multiplication(X3, one) = X3, 27.61/27.84 inference('cnf', [status(esa)], [multiplicative_right_identity])). 27.61/27.84 tff('67', plain, multiplication(sk_X3, sk_X3) = sk_X3, 27.61/27.84 inference('demod', [status(thm)], ['65', '66'])). 27.61/27.84 tff('68', plain, 27.61/27.84 ![X20, X21, X22]: 27.61/27.84 multiplication(X20, multiplication(X21, X22)) 27.61/27.84 = multiplication(multiplication(X20, X21), X22), 27.61/27.84 inference('cnf', [status(esa)], [multiplicative_associativity])). 27.61/27.84 tff('69', plain, 27.61/27.84 ![X0]: 27.61/27.84 multiplication(sk_X3, multiplication(sk_X3, X0)) 27.61/27.84 = multiplication(sk_X3, X0), 27.61/27.84 inference('sup+', [status(thm)], ['67', '68'])). 27.61/27.84 tff('70', plain, ![X4, X5]: addition(X5, X4) = addition(X4, X5), 27.61/27.84 inference('cnf', [status(esa)], [additive_commutativity])). 27.61/27.84 tff(additive_idempotence, axiom, (![A]: (A = addition(A,A)))). 27.61/27.84 tff('71', plain, ![X10]: X10 = addition(X10, X10), 27.61/27.84 inference('cnf', [status(esa)], [additive_idempotence])). 27.61/27.84 tff(order, axiom, (![A,B]: (leq(A,B) <=> (B = addition(A,B))))). 27.61/27.84 tff('72', plain, ![X12, X14]: ( leq(X12, X14) | X14 != addition(X12, X14)), 27.61/27.84 inference('cnf', [status(esa)], [order])). 27.61/27.84 tff('73', plain, ![X0]: (X0 != X0 | leq(X0, X0)), 27.61/27.84 inference('sup-', [status(thm)], ['71', '72'])). 27.61/27.84 tff('74', plain, ![X0]: leq(X0, X0), 27.61/27.84 inference('simplify', [status(thm)], ['73'])). 27.61/27.84 tff('75', plain, 27.61/27.84 ![X0]: 27.61/27.84 multiplication(sk_X3, multiplication(sk_X3, X0)) 27.61/27.84 = multiplication(sk_X3, X0), 27.61/27.84 inference('sup+', [status(thm)], ['67', '68'])). 27.61/27.84 tff('76', plain, ![X4, X5]: addition(X5, X4) = addition(X4, X5), 27.61/27.84 inference('cnf', [status(esa)], [additive_commutativity])). 27.61/27.84 tff('77', plain, ![X0]: leq(X0, X0), 27.61/27.84 inference('simplify', [status(thm)], ['73'])). 27.61/27.84 tff('78', plain, $false, 27.61/27.84 inference('demod', [status(thm)], 27.61/27.84 ['57', '69', '70', '74', '75', '76', '77'])). 27.61/27.84 27.61/27.84 % SZS output end Refutation 27.61/27.84 27.61/27.85 % Zipperpin 1.5 exiting 27.61/27.85 EOF