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24 April 2013

  • curprev 19:5119:51, 24 April 2013 Vel! talk contribs 553 bytes +2 No edit summary
  • curprev 19:5119:51, 24 April 2013 Vel! talk contribs 551 bytes +551 Created page with "A '''sigmoid function''' is a function whose graph is shaped like the letter S. It could be defined as a differentiable bijection <math>f</math> from the real numbers to an op..."