Here they are:
% compet - Competitive transfer function.
% elliotsig - Elliot sigmoid transfer function.
% hardlim - Positive hard limit transfer function.
% hardlims - Symmetric hard limit transfer function.
% logsig - Logarithmic sigmoid transfer function.
% netinv - Inverse transfer function.
% poslin - Positive linear transfer function.
% purelin - Linear transfer function.
% radbas - Radial basis transfer function.
% radbasn - Radial basis normalized transfer function.
% satlin - Positive saturating linear transfer function.
% satlins - Symmetric saturating linear transfer function.
% softmax - Soft max transfer function.
% tansig - Symmetric sigmoid transfer function.
% tribas - Triangular basis transfer function.
