Function getTangent

SRC/runtime/python/OpenSeesPyRT.cpp:107–109

      PYBIND11_OVERRIDE_PURE(double, UniaxialMaterial, getStrain);
  }
  double getTangent() override {
      PYBIND11_OVERRIDE_PURE(double,UniaxialMaterial, getTangent);
  }
  double getInitialTangent() override {
      PYBIND11_OVERRIDE_PURE(double, UniaxialMaterial, getInitialTangent);
  }