15.5 Process.|>
15.5 Process.|>
15.6 Process.zipWithIndex
15.7.1 Process.zip
15.6 Process.zipWithIndex
15.7.2 Process.meanViaZip
15.8 Process.exists
15.9 Process1.convertFahrenheit
15.10 Process.runLog
15.10 Process.runLog
15.11.1 Process.eval
15.11.2 Process.eval_
14.3 STMap
tests for chapter 15