deluks917

Tough (but Recommended):
Serge Lang - real and functional analysis
Narasimhan - Complex analysis in One Variable
Jacobson - Algebra 1
Jacobson - Algebra 2

Sort of Kind:
Artin - Algebra
Evans - Partial differential Equations
Guckenheimer and Holmes - Nonlinear oscilations and stuff

Kind:
Mendelson Topology
Dummit and foote - Abstract Akgebra
Galian - Abstract Algebra
Strogatz - nonlinear dynamics