From: William F Hammond <hammond@csc.albany.edu>

Date: Mon, 02 Nov 2009 11:01:07 -0500

To: www-math@w3.org

Message-ID: <i7d440gblo.fsf@hilbert.math.albany.edu>

Date: Mon, 02 Nov 2009 11:01:07 -0500

To: www-math@w3.org

Message-ID: <i7d440gblo.fsf@hilbert.math.albany.edu>

Robert Miner writes in reply to Jonathan Fine: > > It is common for mathematicians to write > > A < B = C < D > > for complicated expressions A, B, C, D. > > Well, with Python I don't have to do that > > --- > > $ python > > Python 2.5.2 (r252:60911, Dec 2 2008, 09:26:14) > > [GCC 3.4.4 (cygming special, gdc 0.12, using dmd 0.125)] on cygwin > > Type "help", "copyright", "credits" or "license" for more information. > > >>> 1 < 2 <= 3 > > True So also this works in sage (www.sagemath.org) -- the free computer algebra system project headed by William Stein with more than 125 contributers -- that uses python as its executive language. > The view point of content MathML 3 is more oriented toward being > explicit about semantics. Long term (for the spec following MathML 3) I would hope that, given the rather elaborate typing in sage (www.sagemath.org), anything sufficiently explicit for sage should be sufficiently explicit for content mathml. -- BillReceived on Monday, 2 November 2009 16:01:49 UTC

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