When is zero a divisor

Active 7 years, 6 months ago. Viewed times. Cortizol 3, 18 18 silver badges 35 35 bronze badges. Add a comment. Active Oldest Votes. Kaj Hansen Kaj Hansen Berci Berci But those are not all the zero divisors. Belgi Belgi But how do I state that last part in the general sense? Sign up or log in Sign up using Google. Sign up using Facebook. Also, are you sure they're all invertible?

R has only 24 non-zero elements. So I think there are 2 zero divisors [1] and [25]. Show 2 more comments. Dan Donnelly Dan Donnelly Sign up or log in Sign up using Google. Sign up using Facebook. Sign up using Email and Password. Post as a guest Name. Email Required, but never shown. Upcoming Events. Featured on Meta. Now live: A fully responsive profile. The unofficial elections nomination post. Created, developed, and nurtured by Eric Weisstein at Wolfram Research. Wolfram Alpha » Explore anything with the first computational knowledge engine.

Wolfram Demonstrations Project » Explore thousands of free applications across science, mathematics, engineering, technology, business, art, finance, social sciences, and more. Step-by-step Solutions » Walk through homework problems step-by-step from beginning to end.

Wolfram Problem Generator » Unlimited random practice problems and answers with built-in Step-by-step solutions. Wolfram Education Portal » Collection of teaching and learning tools built by Wolfram education experts: dynamic textbook, lesson plans, widgets, interactive Demonstrations, and more.

Wolfram Language » Knowledge-based programming for everyone. Terms of Use. Mathematica » The 1 tool for creating Demonstrations and anything technical.