00383nam a2200133Ia 4500008004100000020001800041040003800059100001900097245005700116250000800173260003200181300001400213653002200227220101s9999    xx            000 0 und d  a9783030056261  cJayakar Knowledge Resource Centre  aBarot, Michael 0aQuadratic forms: combinatorics and numerical results  a1st  bSpringeraSwitzerlandc2019  axx,220 p.  aForms, Quadratic.