Matadi

What's Changed
* Improve Ogden & Enhance gradient stability of eigenvalues by adtzlr in https://github.com/adtzlr/matadi/pull/106


**Full Changelog**: https://github.com/adtzlr/matadi/compare/v0.1.5...v0.1.6

What's Changed
* Test with Python 3.10 by adtzlr in https://github.com/adtzlr/matadi/pull/100
* Add Two-Field (u/p) Variation for hyperelastic materials by adtzlr in https://github.com/adtzlr/matadi/pull/101
* Add pseudo-elasticity by adtzlr in https://github.com/adtzlr/matadi/pull/103


**Full Changelog**: https://github.com/adtzlr/matadi/compare/v0.1.4...v0.1.5

What's Changed
* Add bases to Bazant&Oh sphere-quadrature by adtzlr in https://github.com/adtzlr/matadi/pull/97
* Add a generalized affine-stretch microsphere force model within the (u/p) framework by adtzlr in https://github.com/adtzlr/matadi/pull/99


**Full Changelog**: https://github.com/adtzlr/matadi/compare/v0.1.3...v0.1.4

What's Changed
* Add a helper for (u/p) formulation by adtzlr in https://github.com/adtzlr/matadi/pull/91
* Add `gradient` and `hessian` methods from casadi to matadi.math by adtzlr in https://github.com/adtzlr/matadi/pull/93
* fix (u/p)-Implementation by adtzlr in https://github.com/adtzlr/matadi/pull/95


**Full Changelog**: https://github.com/adtzlr/matadi/compare/v0.1.2...v0.1.3

What's Changed
* Add optional state variables for `Material` (like `MaterialTensor`) by adtzlr in https://github.com/adtzlr/matadi/pull/89


**Full Changelog**: https://github.com/adtzlr/matadi/compare/v0.1.1...v0.1.2

What's Changed
* change logo text to path by adtzlr in https://github.com/adtzlr/matadi/pull/83
* Improve material tensor by adtzlr in https://github.com/adtzlr/matadi/pull/85
* Add statevars materialtensor by adtzlr in https://github.com/adtzlr/matadi/pull/87


**Full Changelog**: https://github.com/adtzlr/matadi/compare/v0.1.0...v0.1.1