# Mat Manual Pages Examples
PETSc matrices (`Mat` objects) are used to store Jacobians and other sparse matrices in PDE-based (or other) simulations.

ex1.c
ex10.c
ex11.c
ex12.c
ex15.c
ex15f.F90
ex16.c
ex17.c
ex17f.F90
ex18.c
ex18.h
ex18cu.cu
ex18kok.kokkos.cxx
ex2.c
ex3.c
ex4.c
ex4f.F90
ex5cu.cu
ex5k.kokkos.cxx
ex6f.F90
ex7.c
ex8.c
ex9.c
makefile