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Mustafa Sprecic
local time: 2017-07-25 08:21 (+01:00 )
Mustafa Sprecic

Definitions

za einstein formule u str je wikipedia
2015-02-04 08:19:23

2l_0 = 2ct_0 = Harmonijska sredina (H), 2ct' = Geometrijska sredina (G) i ct = Aritmetič?ka sredina (A), za (ct + vt) i (ct - vt).