MathDB
Putnam 1957 B1

Source: Putnam 1957

July 1, 2022
Putnamlinear algebramatrixabsolute value

Problem Statement

Consider the determinant of the matrix (aij)ij(a_{ij})_{ij} with 1i,j1001\leq i,j \leq 100 and aij=ij.a_{ij}=ij. Prove that if the absolute value of each of the 100!100! terms in the expansion of this determinant is divided by 101,101, then the remainder is always 1.1.