File:3functions.png

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	Date/Time	Dimensions	User
current	16:29, 12 May 2014	776 × 605 (42 KB)	Yang (talk \| contribs)
	08:46, 12 May 2014	2,560 × 1,440 (61 KB)	Yang (talk \| contribs)
	15:32, 7 May 2014	775 × 605 (60 KB)	Yang (talk \| contribs)

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Horizontal resolution	37.8 dpc
Vertical resolution	37.8 dpc