Proofs of trigonometric identities (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Proofs of trigonometric identities" in English language version.

refsWebsite

Global rank English rank

1web.archive.org

1^st place

1^st place

1mathlaoshi.com

low place

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doi.org

Richman, Fred (March 1993). "A Circular Argument". The College Mathematics Journal. 24 (2): 160–162. doi:10.2307/2686787. JSTOR 2686787.

jstor.org

Richman, Fred (March 1993). "A Circular Argument". The College Mathematics Journal. 24 (2): 160–162. doi:10.2307/2686787. JSTOR 2686787.

mathlaoshi.com

"Tangent Identity | Math 老师". Archived from the original on 2013-10-29. Retrieved 2013-10-30. dead link

web.archive.org

"Tangent Identity | Math 老师". Archived from the original on 2013-10-29. Retrieved 2013-10-30. dead link