Mathematics: Difference between revisions

{{First pic|Calculus demonstration 1.jpg|Part of a [[calculus]] [[Mathematical proof|demonstration]] written on a [[blackboard]]. ([[TV]]: ''[[The Pilot (TV story)|The Pilot]]'')}}

[[Romulus Sylvest|Romulus]] and [[Remus Sylvest]] were mathematical geniuses. ([[TV]]: ''[[The Twin Dilemma (TV story)|The Twin Dilemma]]'') [[Peter Hutchings]] was a [[professor]] of mathematics at the [[University of Cambridge]]. ([[PROSE]]: ''[[Timewyrm: Revelation (novel)|Timewyrm: Revelation]]'') [[Danny Pink]] taught mathematics at [[Coal Hill School]]. ([[TV]]: ''[[Into the Dalek (TV story)|Into the Dalek]]'') Spending time in [[1138]] [[Essex]], the [[Twelfth Doctor]] mentioned he'd provided the citizens with "top-notch maths tuition in a fun but relevant way", among other things. ([[TV]]: ''[[The Magician's Apprentice (TV story)|The Magician's Apprentice]]'') Before becoming a [[Renegade Time Lord|Renegade]], [[the Master#Life on Gallifrey|the Master]] taught mathematics and [[computer science]] at the [[Prydonian Academy]] for a time. ([[PROSE]]: ''[[CIA File Extracts (novel)|CIA File Extracts]]'')

{{video|Psychedelic Electrical Storm - The Claws of Axos - Doctor Who - BBC|thumb|left|The [[Third Doctor]] uses math to make [[Jo Grant|Jo]] keep focus. ([[TV]]: ''[[The Claws of Axos (TV story)|The Claws of Axos]]'')}}

Some of the [[companion]]s of [[the Doctor]] studied or taught mathematics. [[Jackson Lake]] was a mathematics teacher. ([[TV]]: ''[[The Next Doctor (TV story)|The Next Doctor]]'') [[Alistair Gordon Lethbridge-Stewart]] taught mathematics at [[Brendon Public School]]. ([[TV]]: ''[[Mawdryn Undead (TV story)|Mawdryn Undead]]'') [[Adric]] was awarded a [[gold]] star [[badge]] for mathematical excellence. ([[TV]]: ''[[Full Circle (TV story)|Full Circle]]'') [[Zoe Heriot]] introduced herself to the [[Second Doctor]] and [[Jamie McCrimmon]] as "[[astrophysicist]], [[pure mathematics]] [[Major (academic)|major]]", to which her colleague, Dr [[Gemma Corwyn]], added "with honours". ([[TV]]: ''[[The Wheel in Space (TV story)|The Wheel in Space]]'')

In mathematics, ''[[i (number)|i]]'' was an [[imaginary number]] that was the value of the [[square root]] of [[-1 (number)|negative one]]. ([[AUDIO]]: ''[[Iterations of I (audio story)|Iterations of I]]'')

[[51 (number)|51]] was a [[pentagonal number]]. ([[TV]]: ''[[The Tsuranga Conundrum (TV story)|The Tsuranga Conundrum]]'')

Any number that "reduce[d] to [[1 (number)|1]] when you take the [[sum]] of the [[square (algebra)|square]] of its [[digit]]s, and continue[d] iterating it until it yield[ed] 1," was a [[happy number]]. ([[TV]]: ''[[42 (TV story)|42]]'')

An application of mathematics known as [[Block Transfer Computation]] could be used to create objects and alter spacetime. ([[TV]]: ''[[Logopolis (TV story)|Logopolis]]'')

The [[Tenth Doctor]] mentioned [[recreational mathematics]], which involved the study of [[happy prime]] [[number]]s, numbers which are both [[Happy number|happy]] and [[Prime number|prime]]. He seemed surprised it wasn't a regularly studied course. ([[TV]]: ''[[42 (TV story)|42]]'')