Some starting projects (June 13)

Project 1: The tetrahelix turns out to be a sequence of points H(n)= (r cos(theta n),r sin(theta n), m n) on a helix, where the constants r, theta, m should be determined by the requirement that each edge of the tetrahedron H(n) H(n+1) H(n+2) H(n+3) has length 1.  ...

Terry notes June 8

K. Walker, Configuration spaces of linkages, undergrad.thesis, princeton 1965 http://canyon23.net/math/ Kevin Walker’s post of thesis says error in proof of 3.3, see Hausmann, sur la topologie des bras articules ’89 (I have a photocopy) +++...

notes by Terry: May 30, 2018

Some things to look at: (including two books in the Canisius Library) 0. On EASEL: Meera Sitharam:     sitharam@cise.ufl.edu      https://www.cise.ufl.edu/~sitharam/bio.html she gave a talk at Canisius several years ago on modular assembly of biological structures. An...

Roles in WordPress blogs

from What’s New in 2.0: Roles and Capabilities Dec 1 by Ryan Boren.  I accessed it in January 2013… wordpress roles and capabilities:  Each role has a set of capabilities. my file OnWordPressRoles five roles: Subscriber, Contributor, Author, Editor, and...