Redigerer Kjeglesnitt (avsnitt)

== Referanser ==

<references>

<ref name=BOYER1>[[#BOYER|: C.B.Boyer; ''A history of mathematics'']] s.107f </ref>
<ref name=BOYER2>[[#BOYER|: C.B.Boyer; ''A history of mathematics'']] s.205ff </ref>
<ref name=BOYER3>[[#BOYER|: C.B.Boyer; ''A history of mathematics'']] s.249ff </ref>
<ref name=BOYER4>[[#BOYER|: C.B.Boyer; ''A history of mathematics'']] s.322ff </ref>
<ref name=BOYER5>[[#BOYER|: C.B.Boyer; ''A history of mathematics'']] s.354ff </ref>
<ref name=BOYER6>[[#BOYER|: C.B.Boyer; ''A history of mathematics'']] s.393ff </ref>
<ref name=BOYER7>[[#BOYER|: C.B.Boyer; ''A history of mathematics'']] s.408 </ref>
<ref name=BOYER8>[[#BOYER|: C.B.Boyer; ''A history of mathematics'']] s.572 </ref>

<ref name=THOMAS1>[[#THOMAS|: G. Thomas, R. Finney; ''Calculus and Analytic Geometry'']] s.432 </ref>
<ref name=THOMAS2>[[#THOMAS|: G. Thomas, R. Finney; ''Calculus and Analytic Geometry'']] s.430 </ref>

<ref name=HEATH1>[[#HEATHA|: T. Heath; ''A History of Greek Mathematics I'']] s.438 </ref>
<ref name=HEATH2>[[#HEATHB|: T. Heath; ''A History of Greek Mathematics II'']] s.110ff </ref>
<ref name=HEATH3>[[#HEATHA|: T. Heath; ''A History of Greek Mathematics I'']] s.244ff </ref>
<ref name=HEATH4>[[#HEATHB|: T. Heath; ''A History of Greek Mathematics II'']] s.541f </ref>

<ref name=EUROP1>[[#EUROP|: F.J Swetz; ''The European Mathematical Awakening'']] s.101 </ref>
<ref name=EUROP2>[[#EUROP|: F.J Swetz; ''The European Mathematical Awakening'']] s.133 </ref>
<ref name=EUROP3>[[#EUROP|: F.J Swetz; ''The European Mathematical Awakening'']] s.166f </ref>

<ref name=ETYM1>[[#ETYM|: S. Schwartzman; ''The Words of Mathematics...'']] s.95 </ref>
<ref name=ETYM2>[[#ETYM|: S. Schwartzman; ''The Words of Mathematics...'']] s.75 </ref>

<ref name=LAW1>[[#LAW|: J.D. Lawrence; ''A Catalog of Special Plane Curves'']] s.61ff </ref>

<ref name=HAITHAM>{{Kilde www
 |url =https://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/ibn-al-haytham-abu
 |tittel = Ibn Al-Haytham, Abū
 |besøksdato = 2020-01-13
 |språk=Engelsk
 |utgiver = encyclopedia.com
 |dato = 2019-12-01
}}</ref>

<ref name=COMET>{{Kilde www
 |url =https://pds.jpl.nasa.gov/planets/special/smbod.htm
 |tittel = Small bodies: Profile
 |besøksdato = 2020-01-13
 |språk=Engelsk
 |utgiver = NASA
 |dato = 
}}</ref>

<ref name=MORF>{{Kilde www
 |url =http://morphomatic.org/Geometry/Morfologi.pdf
 |tittel = Geometrisk morfologi - forvandlinger av en kjeglesnittype
 |besøksdato = 2020-01-16
 |forfatter = Morten Eide
 |utgiver = morphomatic.org
 |dato = 2013-01-20
}}</ref>

<ref name=OX1>{{Kilde www
 |url =https://www.oxfordreference.com/view/10.1093/oi/authority.20110803095558562
 |tittel = Central Conic
 |besøksdato = 2020-01-16
 |forfatter = 
 |utgiver = The Concise Oxford Dictionary of Mathematics
 |språk=Engelsk
 |dato =
}}</ref>

<ref name=SPAIN>
{{Kilde bok
| ref=
| forfatter= Barry Spain
| redaktør= 
| utgivelsesår=1957
| artikkel=
| tittel=Analytical Conics
| bind=
| utgave=
| utgivelsessted=New York
| forlag=Pergamon Press
| side=
| isbn=
| id=
| kommentar= 
| url= http://catalog.hathitrust.org/Record/000660610
}} s.39ff
</ref>

<ref name=BASH>{{Kilde artikkel
 | forfattere = Andrew Bashelor, Amy Ksir og Will Traves
 | tittel = Enumerative Algebraic Geometry of Conics
 | publikasjon = Amer. Math. Monthly
 | år = 2008
 | bind = 115
 | hefte = 6
 | sider = 701-728
 | doi = 
 | url = https://www.maa.org/sites/default/files/pdf/upload_library/22/Ford/Bashelor.pdf
 | besøksdato = 2020-01-17
 | arkiv-dato = 2020-12-03
 | arkiv-url = https://web.archive.org/web/20201203204439/https://www.maa.org/sites/default/files/pdf/upload_library/22/Ford/Bashelor.pdf
 | url-status = yes
 }}</ref>

<ref name=AYOUB1>
{{Kilde artikkel
 | forfattere = Ayoub B. Ayoub
 | tittel = The Central Conic Sections Revisited
 | publikasjon = Mathematics Magazine 
 | år = 1993
 | bind = 66
 | hefte = 5
 | sider = 322-325
 | doi = 
 | jstor = 2690513
 | url =
}}
</ref>

<ref name=AYOUB2>
{{Kilde artikkel
 | forfattere = Ayoub B. Ayoub
 | tittel = The Eccentricity of a Conic Section
 | publikasjon = The College Mathematics Journal
 | år = 2003
 | bind = 34
 | hefte = 2
 | sider = 116-121
 | doi = 
 | jstor = 3595784
 | url =
}}
</ref>

<ref name=APOSTOL>
{{Kilde bok
| ref=
| forfatter=T.M. Apostol
| redaktør= 
| utgivelsesår=1969
| artikkel=
| tittel=Calculus
| bind=II
| utgave=
| utgivelsessted=New York
| forlag=John Wiley & Sons
| side=62
| isbn=0-471-00008-6
| id=
| kommentar= 
| url= }} s.268
</ref>

</references>