EntityQ1058681· pop 25· linked from 524 articlesdifferential operatorSign in to savetypically linear operator defined in terms of differentiation of functionsConnectionsordinary differential equationEntityeigenvectors and eigenvaluesEntityLaplace operatorEntityrecurrence relationEntityinner product spaceEntitylinear differential equationEntityhomogeneous functionEntityAtiyah–Singer index theoremEntityeigenfunctionEntityLyapunov stabilityEntityfractional calculusEntityelliptic operatorEntitySchwartz spaceEntitymathematicsEntityphysicsEntityIsaac NewtonPersonGottfried Wilhelm LeibnizEntitycomputer scienceEntityLeonhard EulerEntityquantum mechanicsEntityCategoriesDifferential operatorsMultivariable calculusOperator theory