- David Arnold College of the Redwoods Mathematics Department 7351 Tompkins Hill Rd Eureka, CA 95501 (707) 476-4222 Office (707) 476-4424 Fax http://online.redwoods.cc.ca.us/instruct/darnold/ Ordinary Differential Equations Using MATLAB, 2/e http://www.prenhall.com/books/esm_0130113816.html