Depression is a common complaint early on in smoking cessation. Lack of nicotine and the loss of the companion that we thought helped us manage everything from anger to fatigue leaves most new ex-smokers feeling empty and adrift for a time. Quitting smoking can be very challenging at times, and is difficult enough when you're feeling happy.
Definition of tessera plural tesserae play \-ËrÄ,-ËrÄ« \ 1: a small tablet (as of wood, bone, or ivory) used by the ancient Romans as a ticket, tally, voucher, or means of identification 2: a small piece (as of marble, glass, or tile) used in mosaic work
A simple example of a regular tessellation is a pattern made up of squares that touch on each side, as on a checkerboard. Semi-regular, or Archimedean, tessellations are made up of two or more different kinds of regular polygons such that the pattern at each vertex where the shapes meet is the same.