https://developer.android.com/reference/kotlin/androidx/xr/runtime/math/Matrix3
Matrix3 | API reference | Android Developers
api referenceandroiddevelopers
https://docs.nvidia.com/holoscan/archive/4.0.0/api/cpp/typedef_namespaceholoscan_1a8e79001f3b9285d2a8e81dfa3faf0a7b.html
Typedef holoscan::Matrix3 - NVIDIA Docs
typedefnvidiadocs