Monthly Archives: August 2013

Assignments – Grading Details

Written Assignments (problems from the book):  These will be assigned during the week and due the following Tuesday in class.   They should be completed neatly on paper, with your name, the course number and section, and the section from the book clearly indicated.  If you hand in multiple pages please staple them.  Written assignments will be graded as follows:

  • Odd-numbered problems¬†are worth¬†3 points¬†unless otherwise indicated. ¬†They will be graded for¬†completion. ¬†(Solutions appear in the back of the book)
  • Even-numbered problems¬†are worth¬†5 points¬†unless otherwise indicated. ¬†They will be graded for¬†correctness.

WeBWorK Assignments (online): These will be assigned during the week and due the following Tuesday at the end of the day (midnight).  The WeBWorK system checks your answers automatically, and you get points for every part that is correct.

OpenLab Assignments (online): These will be assigned about every two weeks, and you will have 1-2 weeks to complete them.

Homework Week 1

Hi everyone,

Your first homework assignment will be exclusively in the book (you do NOT have a WeBWorK assignment this week). ¬†Don’t forget to register for the OpenLab and join this course.

Welcome back,
Prof. Reitz

Homework Week 1
Written work  due Tuesday Sept 3rd Р Sec 1.1: 1, 12, 19, 26, 29, 35
WeBWorK Рnone
OpenLab РRegister for the OpenLab and join this course (instructions provided in a separate post)

Welcome and Getting Started

This course is MAT 2070, Introduction to Proofs and Logic, taking place in the Fall 2013 semester with Professor Reitz. ¬†We will be using this website in a variety of ways this semester ‚Äď as a central location for information about the course (assignments, review sheets, policies, and so on), a place to ask and answer questions, to post examples of our work, and to talk about logic, proofs, mathematics, reality and so on.

Getting Started

Anyone on the internet can look around the site and see what we are doing, and even leave a comment on one of the pages.  However, only registered users can create new posts and participate in the discussion boards.

How do I register?

You will need to do two things:

  1. If you have not used the openlab before, you must first create an account.  You will need access to your citytech email address (LIVE@CityTech) for this.  Detailed instructions for signing up on the OpenLab can be found here.
  2. Once you have created an account on the OpenLab, log in and then join this particular course, 2013 Fall ‚Äď MAT 2070 Proofs and Logic ‚Äď Reitz. ¬†To do this, first click the ‚ÄúCourse Profile‚ÄĚ link at the top left of this page (just under the picture). ¬†Then click the “Join Now” button, which should appear just underneath the circular picture filled with green words.

Problems with the OpenLab or with your CityTech email:

Please let me know if you run into any problems registering or joining our course (send me an email,  I also wanted to give you two resources to help out in the process:

1.  For problems with your citytech email account, contact the Student Computing Helpdesk, either in person, by phone, or by email:

Student Computing Helpdesk
Location: Namm First Floor ‚Äď Information Booth
Hours:¬†Monday, Wednesday & Friday: 9:00am ‚Äď 5:00pm
Tuesday & Thursday: 9:00am ‚Äď 6:00pm
Phone: 718.260.4900

2. For problems registering for the OpenLab, contact the OpenLab admin team, either by email at, or by following this link.