MultiLinear

This command is used to construct a uniaxial multilinear material object.

uniaxialMaterial MultiLinear $matTag $u1 $f1 $u2 $f2 $u3
        $f3 $u4 $f4 ...

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matTag	integer tag identifying material
u1 f1	strain and stress (or deformation & force) at first point of the envelope
u2 f2	strain and stress (or deformation & force) at second point of the envelope
u3 f3	strain and stress (or deformation & force) at third point of the envelope
u4 f4	strain and stress (or deformation & force) at fourth point of the envelope

MultiLinear_Material2.png

MultiLinear Material – Hysteretic Behavior

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Code Developed by: Frank Mckenna, UC Berkeley

Images Developed by: Vesna Terzic