MATRIXCALC has 7 keywords

Second position — 2 keywords | Third position — 2 keywords

Keywords Analytic

the 2th position for matrixcalc.org

#	Keyword	Results	Change	Check Date
2	matrix calculator a b c	185 000	0	2015-11-09
2	matrix calculators diagonalize	218 000	0	2015-04-17

the 3th position for matrixcalc.org

#	Keyword	Results	Change	Check Date
3	matrix calculator diagonalize	9 990	0	2015-11-06
3	matrix diagonalization applet	51 600	0	2015-11-07

positions above than 3th matrixcalc.org

#	Keyword	Results	Change	Check Date
6	matrix diagonalization program	152 000	0	2015-03-23
7	matrix transpose calculator	74 800	0	2015-03-07
16	решение уравнений онлайн	3 510	0	2015-11-09