What to solve? :
Cofman, Judita.
What to solve? : problems and suggestions for young mathematicians / Judita Cofman. - Oxford : Clarendon Press, 1990. - xiii, 250 p. : ill. ; 24 cm.
0198532946
Mathematics--Problems, exercises, etc.
Problem solving.
510.76 / COF
What to solve? : problems and suggestions for young mathematicians / Judita Cofman. - Oxford : Clarendon Press, 1990. - xiii, 250 p. : ill. ; 24 cm.
0198532946
Mathematics--Problems, exercises, etc.
Problem solving.
510.76 / COF