Linknot: Knot Theory by Computer (Series on Knots and Everything) LinKnot Knot Theory by Computer provides a unique view of selected topics in knot theory suitable for students, research mathematicians, and readers with backgrounds in other exact sciences, including chemistry, molecular biology and physics. The book covers basic notions in knot theory, as well as new methods for handling open problems such as... Portraiture Unplugged: Natural Light Photography
Good lighting is everything in portraiture. The right light sculpts our subjects, smooths the skin, evens skin tones, and helps create the feeling of a third dimension in a two-dimensional image. The gold standard of lighting has, for the better part of a century, been produced by artificial lights (hot lights or strobes) in the studio....
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