Problem 2780. Rule of mixtures (composites) - other bound

Solution 593069

Submitted on 7 Mar 2015 by Mehmet OZC

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Test	Status	Code Input and Output
1	Pass	%% Ec = 37; Ef = 100; Em = 10; ff = 0.30; [Ec_other,u_or_l] = rule_of_mixtures_opp_bound(Ec,Ef,Em,ff); assert(abs(Ec_other - 13.6986) < 1e-4) assert(u_or_l == 1) Ecl = 13.6986 Ecu = 37
2	Pass	%% Ec = 13.6986; Ef = 100; Em = 10; ff = 0.30; [Ec_other,u_or_l] = rule_of_mixtures_opp_bound(Ec,Ef,Em,ff); assert(abs(Ec_other - 37) < 1e-4) assert(u_or_l == 0) Ecl = 13.6986 Ecu = 37
3	Pass	%% Ec = 23.5; Ef = 100; Em = 10; ff = 0.15; [Ec_other,u_or_l] = rule_of_mixtures_opp_bound(Ec,Ef,Em,ff); assert(abs(Ec_other - 11.5607) < 1e-4) assert(u_or_l == 1) Ecl = 11.5607 Ecu = 23.5000
4	Pass	%% Ec = 11.5607; Ef = 100; Em = 10; ff = 0.15; [Ec_other,u_or_l] = rule_of_mixtures_opp_bound(Ec,Ef,Em,ff); assert(abs(Ec_other - 23.5) < 1e-4) assert(u_or_l == 0) Ecl = 11.5607 Ecu = 23.5000
5	Pass	%% Ec = 11.7440; Ef = 1000; Em = 10; ff = 0.15; [Ec_other,u_or_l] = rule_of_mixtures_opp_bound(Ec,Ef,Em,ff); assert(abs(Ec_other - 158.5) < 1e-4) assert(u_or_l == 0) Ecl = 11.7440 Ecu = 158.5000
6	Pass	%% Ec = 158.5; Ef = 1000; Em = 10; ff = 0.15; [Ec_other,u_or_l] = rule_of_mixtures_opp_bound(Ec,Ef,Em,ff); assert(abs(Ec_other - 11.7440) < 1e-4) assert(u_or_l == 1) Ecl = 11.7440 Ecu = 158.5000

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