I would like please a solution in Scilab to [(x-a)/(x+a)]>0 Answer: x^2>a^2 or |x|>|a| http://mailinglists.scilab.org/file/n3975979/IMAGE.jpg -- View this message in context: http://mailinglists.scilab.org/Inequality-tp3975979.html Sent from the Scilab users - Mailing Lists Archives mailing list archive at Nabble.com.