A Modest Effort in Numerical Methods
There are five tee shirt sayings available:
Linear Eq. - When in doubt, linearize
Continuity Eq - Continuity is good
Continuity Eq - Conserve!
Navier-Stokes Eq - Life is fluid
Navier-Stokes Eq - Go with the flow
Each saying is available on a variety of shirt styles (men and women) and on a mug.
The full collection can be found at CafePress at