Recent content by angela123

Sorry, I made a mistake,It has only One vector in V, such that T(v)=O Angela

It could be more than One vector in V, such that T(v)=O,I know Ker T=O Angela

Question: Let T:V-->W and S:W-->U be linear transformation.Show that 1) If T and S are one-to-one,then ST is one-to one 2) If ST is one-to-one,then T is one-to-one 3)Give example of two linear transformations T and S, such that ST is...