This text is missing some spaces, please add them: AnothersignthatDanielwasnotjealousofmembersofhisownfamilyinthewaytheJohannBernoulliandJacobBernoullihadbeenisthefactthathedidproducejointworkwithhisyoungerbrotherJohann(II)Bernoulli.
Another sign that Daniel was not jealous of members of his own family in the way the Johann Bernoulli and Jacob Bernoulli had been is the fact that he did produce joint work with his younger brother Johann(II) Bernoulli .