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{2008-04-08 http://giovanninicco.com/mathwiki/?title=en-fuzzyGrapher :studing the [cartesian plane] with constraints [math] [plane] }
{2008-04-08 http://giovanninicco.com/mathwiki/index.php?title=disequationSolver :a [disequation] [plotter] [math] }
{2008-06-08 http://giovanninicco.com/demogngraph.html [javascript] [graph] [math] }