This text is missing some spaces, please add them: InthefirstSurlesinégalitésdesmoyensmouvementsdesplanèteshelookedatthemathematicalproblemswhichLaplaceandLagrangehadraisedaboutperturbationsoftheplanets.
In the first Sur les inégalités des moyens mouvements des planètes he looked at the mathematical problems which Laplace and Lagrange had raised about perturbations of the planets.

This text is missing some spaces, please add them: ThelistispresentedbelowinTable2.1.
The list is presented below in Table 2.1.

This text is missing some spaces, please add them: Ifyouhaveachillipepperplantinyourwindow-sill,thesolutioniscloseathand.
If you have a chilli pepper plant in your window-sill, the solution is close at hand.