input.json

{
    "main": {
        "frequency" : 0.2,
        "s1"        : [0.0,1.0,0.01],
        "s2"        : [0.0,0.0,0.01]
    },
    "material": {
        "thickness" : [0.05],
        "epsr"      : [[ 1.0, -1.0 ]],
        "mur"       : [[ 1.0,  0.0 ]]
    },
    "hoibc": {
        "name"          : ["ibc3","ibc3","ibc3","ibc3","ibc3","ibc3"],
        "suc"           : [false,true,false,true,false,true],
        "type"          : ["P","P","C","C","S","S"],
        "inner_radius"  : [0.0,0.0,1.0,1.0,1.0,1.0],
        "mode"          : [2,2,2,2,2,2],
        "normalised"    : [true,true,true,true,true,true]
    },
    "optim": {
        "grad_delta"        : 1e-4,
        "max_iter"          : 100,
        "no_constraints"    : true,
        "show_iter"         : true,
        "starting_point"    : "feasible",
        "tol"               : 1e-6,
        "toldx"             : 1e-4
    },
    "out": {
        "basename"          : "test/test",
        "impedance_ibc"     : false,
        "impedance_ex"      : true,
        "impedance_err"     : false,
        "coeff"             : false,
        "reflexion_ibc"     : false,
        "reflexion_ex"      : false,
        "reflex_vs_theta"   : false
    }
}