id	keyword
ejpam-5637	singular
ejpam-5637	values
ejpam-5637	matrix
ejpam-5637	transportation
ejpam-5637	pseudo
ejpam-5637	problem
ejpam-5637	matrices
ejpam-5637	spectrum
ejpam-5637	appl
ejpam-5637	math
ejpam-5637	pure
ejpam-5637	eur