Quick links:► downloadable teaching materials for maxima & minima► syllabus content for the Algebra Topic: SL syllabus (see syllabus section 6.3); HL syllabus (see syllabus section 6.3).The overall treatment of calculus in IB mathematics - HL or SL - leans more toward an informal approach rather than a more precise formal approach. For example, it is not necessary for students to know a rigorous definition of differentiability...