01168nam a2200313 i 4500991001806629707536060801s2006 riu b 001 0 eng d08218393309780821839331b13430166-39ule_instDip.to Matematicaeng51022AMS 00A08LC QA99.P65Polster, Burkard61927The shoelace book :a mathematical guide to the best (and worst) ways to lace your shoes /Burkard PolsterProvidence, RI :American Mathematical Society,2006x, 125 p. :ill. ;26 cmMathematical world,1055-9426 ;24Includes bibliographical references and indexMathematicsMiscellaneaCombinatorial optimizationShoelacesMathematics.b1343016619-10-0601-08-06991001806629707536LE013 00A POL21 (2006)12013000203614le013pE27.06-l- 02120.i1430456919-10-06Shoelace book1097686UNISALENTOle01301-08-06ma -engriu40