01154nam a2200325 i 4500991002143839707536cr nn 008mamaa121227s1967 gw | s |||| 0|eng d9783540349686b14128135-39ule_instDip.to Matematica e Fisica - Sez. Matematicaeng51023AMS 55Q05AMS 55P45AMS 55P60Arkowitz, Martin54052Groups of homotopy classes[e-book] :rank formulas and homotopy-commutativity /by M. Arkowitz, C. R. Curjel2nd rev. ed.Berlin ;Heidelberg :Springer,19671 online resource (vi, 39 p.)Lecture notes in mathematics,0075-8434 ;4MathematicsCurjel, C. R.Springer eBookshttp://dx.doi.org/10.1007/BFb0099647An electronic book accessible through the World Wide Web.b1412813503-03-2205-09-13991002143839707536Groups of homotopy classes261793UNISALENTOle01305-09-13m@ -enggw 00