Solved problems
A classical matrix equationExamples of singletonsConvergence de la suite FRL’âge de vos petits cousinsFRTerence Tao’s failUne famille infinie libreFRProlongement par continuité avec partie entièreFRInversibilité de la matrice nulle ?FRInverse d’une matrice diagonale FREquation d’une ellipse ? FRPolynomials or not?Square of an odd numberUne thèse bien longue...FREndomorphism with all eigenvectorsHolomorphie de la fonction carré ?FRA bad deal in French TarotThe missing coinCommutativité du produit cartésien ?FRDeterminant of a gcd matrixConsecutive integers and divisibilityDivisibility of an even numberA characterization of nilpotencyA Natural Asymptotic EquivalentCharacteristic polynomial with parametersUne application du théorème des résidusFREigenvalues of a weird matrixDirichlet integralGcd of two Mersenne numbersIntegers as consecutive sums1,2,3... Shoot !Even-odd equalityA perplexity of eggsAn intimidating towerA diagonalizable matrix ?Real roots and derivative polynomialA cow issueFour consecutive integersEquality with roots1 minute left for this integralDeterminant of a matrix with consecutive integersPartial solar eclipse
