Arian University
Learn calculus the way you would if you could.
Interactive courses for engineering and physics students. Three free calculus courses live today, more subjects in development.
Live today
Three calculus courses. Free. Interactive.
Each course uses the same three-part shape: a short reading, an interactive widget, and a worked example. Self-paced.
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beginner active about 4 hours of preview materialCalculus 1
Limits, derivatives, and the foundations of differential calculus.
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intermediate active about 5.5 hours of preview materialCalculus 2
Integrals, techniques of integration, sequences, and series.
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advanced active about 4.5 hours of preview materialCalculus 3
Multivariable calculus, vector fields, and advanced integration.
Interactive widget
Try a widget, feel what the lesson feels like.
Every lesson has interactive widgets. The widget is the lesson. Here is the simplest one.
Interactive widget
Demo counter
Hydrated Svelte 5 component. State lives in the component.
Browse by topic
Calculus is live. More subjects are next.
Physics and linear algebra are on the public roadmap. Statistics, discrete math, and differential equations are planned for 2027.
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One email per new course or major roadmap change. No ads, no marketing, no resale.