Strong is the simplest, most intuitive workout tracking experience.
Trusted by over 5 million users worldwide.
Strong is the simplest, most intuitive workout tracking experience.
Trusted by over 3 million users worldwide.
Strong is simpler and more powerful than a notebook, and designed to stay out of your way.
Plan your training and track your progress.
.png)
Visualize your progress with Strong PRO.
Keep track of your best sets, max 1RM, body fat percentage, and more.
%20-%20TEMP.png)
.png)
Strong is available on iPhone, Android, and Apple Watch.
Access your training from any device and never miss a workout.
Privacy and permissions are fully under your control.
Export your data any time.
This blog post provides a structured look at Lagrangian mechanics, designed for students and educators looking for a clear path from theory to practice. 🚀 Mastering Lagrangian Mechanics
: A substantial 8-chapter book by Springer that includes succinct summaries of each topic followed by detailed solutions for practical physical situations. Solved Problems in Classical Mechanics
A simple pendulum of length ( \ell ) and mass ( m ) has its pivot point forced to move vertically as ( y_p(t) = A \cos(\omega t) ). Find the Lagrangian and EoM.
To solve any problem in Lagrangian mechanics, follow these standard steps:
Equilibrium: (\ddot\theta=0) → (\sin\theta=0) or (\cos\theta = g/(R\omega^2)).
1.1 Shortest path between two points 1.2 Brachistochrone problem 1.3 Geodesic on a sphere
Strong has all the features. Supersets, Custom Exercises, CSV Export, Apple Health, Warm-up Calculator, Siri Shortcuts, 3rd Party Integrations, Dark Mode, RPE, Advanced Charts, Body Part Measurements, Workout Sharing, Custom Timers and more. You do the work.