The subject of a formula is the variable that is being worked out. It can be recognised as the letter on its own on one side of the equals sign. For example, in the formula for the area of a rectangle ...
This is a preview. Log in through your library . Abstract Nous généralisons la formule de la dérivée de Jacobi en écrivant, pour un m impair, un déterminant de taille m composé de dérivées d’ordre ...