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- Petrus_de_Dacia_(mathematician) abstract "Petrus de Dacia, also called Philomena and Peder nattergal (Peter Nightingale), was a Danish scholar who lived in the 13th century. He worked mainly in Paris and Italy, writing in Latin. He published a calendar of new moon dates for the years 1292 - 1367. In 1292, he published a book on mathematics that contained a new methods for the calculation of cubic roots. He also described a mechanical instrument to predict solar and lunar eclipses as seen from Paris.".
- Petrus_de_Dacia_(mathematician) wikiPageExternalLink 1G2-2830903368.html).
- Petrus_de_Dacia_(mathematician) wikiPageID "14033393".
- Petrus_de_Dacia_(mathematician) wikiPageRevisionID "557269289".
- Petrus_de_Dacia_(mathematician) hasPhotoCollection Petrus_de_Dacia_(mathematician).
- Petrus_de_Dacia_(mathematician) subject Category:13th-century_Danish_people.
- Petrus_de_Dacia_(mathematician) subject Category:13th-century_mathematicians.
- Petrus_de_Dacia_(mathematician) subject Category:Danish_mathematicians.
- Petrus_de_Dacia_(mathematician) subject Category:Danish_science_writers.
- Petrus_de_Dacia_(mathematician) subject Category:Scientific_instrument_makers.
- Petrus_de_Dacia_(mathematician) type 13th-centuryMathematicians.
- Petrus_de_Dacia_(mathematician) type CausalAgent100007347.
- Petrus_de_Dacia_(mathematician) type Communicator109610660.
- Petrus_de_Dacia_(mathematician) type Creator109614315.
- Petrus_de_Dacia_(mathematician) type DanishMathematicians.
- Petrus_de_Dacia_(mathematician) type DanishScienceWriters.
- Petrus_de_Dacia_(mathematician) type LivingThing100004258.
- Petrus_de_Dacia_(mathematician) type Maker110284064.
- Petrus_de_Dacia_(mathematician) type Mathematician110301261.
- Petrus_de_Dacia_(mathematician) type Object100002684.
- Petrus_de_Dacia_(mathematician) type Organism100004475.
- Petrus_de_Dacia_(mathematician) type Person100007846.
- Petrus_de_Dacia_(mathematician) type PhysicalEntity100001930.
- Petrus_de_Dacia_(mathematician) type ScientificInstrumentMakers.
- Petrus_de_Dacia_(mathematician) type Scientist110560637.
- Petrus_de_Dacia_(mathematician) type Whole100003553.
- Petrus_de_Dacia_(mathematician) type Writer110794014.
- Petrus_de_Dacia_(mathematician) type YagoLegalActor.
- Petrus_de_Dacia_(mathematician) type YagoLegalActorGeo.
- Petrus_de_Dacia_(mathematician) comment "Petrus de Dacia, also called Philomena and Peder nattergal (Peter Nightingale), was a Danish scholar who lived in the 13th century. He worked mainly in Paris and Italy, writing in Latin. He published a calendar of new moon dates for the years 1292 - 1367. In 1292, he published a book on mathematics that contained a new methods for the calculation of cubic roots. He also described a mechanical instrument to predict solar and lunar eclipses as seen from Paris.".
- Petrus_de_Dacia_(mathematician) label "Petrus de Dacia (Astronom)".
- Petrus_de_Dacia_(mathematician) label "Petrus de Dacia (mathematician)".
- Petrus_de_Dacia_(mathematician) sameAs Petrus_de_Dacia_(Astronom).
- Petrus_de_Dacia_(mathematician) sameAs m.03crmj7.
- Petrus_de_Dacia_(mathematician) sameAs Q1733730.
- Petrus_de_Dacia_(mathematician) sameAs Q1733730.
- Petrus_de_Dacia_(mathematician) sameAs Petrus_de_Dacia_(mathematician).
- Petrus_de_Dacia_(mathematician) wasDerivedFrom Petrus_de_Dacia_(mathematician)?oldid=557269289.
- Petrus_de_Dacia_(mathematician) isPrimaryTopicOf Petrus_de_Dacia_(mathematician).