Editing Closed-form expression (section)

== Conversion from numerical forms ==

There is software that attempts to find closed-form expressions for numerical values, including RIES,<ref>{{cite web |last = Munafo |first = Robert |title = RIES - Find Algebraic Equations, Given Their Solution |url = http://mrob.com/pub/ries/index.html |website=MROB |access-date = 30 April 2012 }}</ref> {{mono|identify}} in [[Maple (software)|Maple]]<ref>{{cite web |title = identify |url = http://www.maplesoft.com/support/help/Maple/view.aspx?path=identify |work = Maple Online Help |publisher = Maplesoft |access-date = 30 April 2012 }}</ref> and [[SymPy]],<ref>{{cite web |title = Number identification |url = http://docs.sympy.org/0.7.1/modules/mpmath/identification.html |work = SymPy documentation |access-date = 2016-12-01 |archive-date = 2018-07-06 |archive-url = https://web.archive.org/web/20180706114117/http://docs.sympy.org/0.7.1/modules/mpmath/identification.html |url-status = dead }}</ref> Plouffe's Inverter,<ref>{{cite web |title = Plouffe's Inverter |url = http://pi.lacim.uqam.ca/eng/server_en.html |access-date = 30 April 2012 |archive-url = https://web.archive.org/web/20120419132713/http://pi.lacim.uqam.ca/eng/server_en.html |archive-date = 19 April 2012 |url-status = dead }}</ref> and the [[Inverse Symbolic Calculator]].<ref>{{cite web |title = Inverse Symbolic Calculator |url = http://oldweb.cecm.sfu.ca/projects/ISC/ |access-date = 30 April 2012 |url-status = dead |archive-url = https://web.archive.org/web/20120329145758/http://oldweb.cecm.sfu.ca/projects/ISC/ |archive-date = 29 March 2012 }}</ref>