The repression of the Paris Commune took place towards the end of May during a week of street fighting which saw Bertrand's house burned and many of his manuscripts were lost in the fire including an intended third volume of Traité de calcul différentiel et de calcul intégral which he never rewrote.
Ang panunupil ng Paris taimtim kinuha lugar sa huli ng Mayo sa oras sa isang linggo ng kalye labanan na kung saan nakita Bertrand's house sinusunog at marami ng kanyang manuscripts ay mawawala sa sunog kasama ang inilaan ng isang ikatlong dami ng Traité de calcul différentiel et de calcul mahalaga kung saan siya hindi rewrote.