Held: Friday, 9 October 2015

Back to Outline 24 - Recursion Basics. On to Outline 26 - Preconditions, Revisited.

Summary

We continue our initial forays into the wonder that is recursion.

Related Pages

• Reading: Recursion Basics
• Lab: Recursion Basics
• EBoard 25 (Source 25)

Overview

• Reflection.
• Questions.
• Recursion vs. other forms of repetition.

Administrivia

• Continue partners
• Notes on HW 5 to be distributed some time soon
• Problem 3 on the lab should feel familiar. Try doing it without referring back to your notes on it from Wednesday.
• How many of you would show up to a Monday-night review session?
  • If it did not include discussion of the current homework?
  • If it did include discussion of the current homework?
• I will offer our optional final at the two times allocated to this course: 9am Tuesday 15 December 2015 or 2pm Tuesday 15 December 2015. (At most one time is necessary.)
• Friday PSA.

Upcoming Work

• Reading for Monday: Verifying Preconditions
• Exam 2
  
  • Prologue due TONIGHT!
  • Exam due in electronic form Tuesday night
  • Exam due in hardcopy Wednesday class time
  • Epilogue due Wednesday night
• Today's Lab writeup (due before class Tuesday)
  • Email to grader-151-01@cs.grinnell.edu
  • Subject: CSC 151 Lab Writeup Class 25 (Your Names)
  • Exercises:

Extra Credit Opportunities

• If possible, send me these in advance.

Academic

• Any visit to the current show in the Faulconer gallery
• Sarah Purcell and Jim Eimborg on The Digital Liberal Arts and You, Friday, 4:15 pm, ARH 102
• CS Table Tuesday, noon, White Dining Room (C)

Peer Support

• Pals of PALS, pals@grinnell.edu, normally Saturday at 7:45 am (breakfast included), Sunday at 4:45, and Mondays at 4:45. Requires sign up in advance.
• Pun Club, Saturdays, 4pm, Way over Younker.
• Study Abroad Session, Monday the 12th 7-8pm in JRC 101. Hear about Study Abroad Experiences and think about Study Abroad.
• The Boy who Fell From The Roof. Tonight. Tomorrow Night. Sunday afternoon. (EG helped build the set)

Miscellaneous

• HPMOR Discussion Group Saturday at 3pm http://hpmor.com/chapter/1; [wuruth17]

Other Good Things

• Friends of Drake Library book sale this weekend. Friday 5-8 pm. Saturday 8am-2pm. Admission $3 on Friday and $0 on Saturday.
• Women's soccer noon on Saturday.
• Men's soccer 2:30 p.m. on Saturday.

Quiz

Reflection

• What have you understood so far?
• Why do we need recursion when we have map?

Questions

• What needs clarification before we go on?

Lab

• Begin the lab on recursion
• Be prepared to reflect and to ask questions.

Reflection

• What else have you learned?