Complete problem 2.2.7 (parts 19) from EOPL The solution to each part should appear in a separate file that is named after the appropriate procedure (e.g., duple.scm, invert.scm, list-index.scm, etc.) All files should be placed in a subdirectory called hw4, under your course account.
This assignment is due no later than 4:30 p.m., Friday, 13 February 1998.