After CAS AN 102
Gateway: CAS AN 102
Building the department map…
Department paths
Courses with no prerequisites inside the department that unlock the most downstream work.
The shortest canonical route from each entry point to a gateway course.
Generated from Boston University’s catalog, prerequisite, and concentration data. Spotted an error? Departments can adjust labels, ordering, and notes without a code change, so contact us.
Each of these unlocks the largest share of downstream work on this map. Courses from other departments can appear here when they genuinely gate CAS AN coursework.
Intro tiers at the top, advanced work below; arrows point from a prerequisite to the course it unlocks. Courses from other departments appear where they gate CAS AN work. Click any course to see what it requires and unlocks without leaving this page; hovering lights up its neighbors. The lists on this page carry the same courses in text form.
Showing the 20 CAS AN and feeder courses that have prerequisite links. 68 more CAS AN courses have no recorded prerequisites. They are listed under Tracks below, not drawn as loose dots here.
Upper-level clusters, grouped by the gateway that opens them.
Gateway: CAS AN 102
The deepest prerequisite chains in CAS AN. These are the routes that take the most semesters to climb.
2 courses deep, ending at CAS AN 519
2 courses deep, ending at CAS AN 521
2 courses deep, ending at CAS AN 550
2 courses deep, ending at CAS AN 717
All CAS AN courses in the BU catalog
Grade medians are for verified students. Sign in with your school email to see them.
Use your school emailNo section schedule with instructor names for CAS AN yet.
No clubs or organizations on record under CAS AN yet.
This shows once five students share their club memberships.
CAS AN does not run a page here yet. When it does, its events show up here and on the BU campus feed.