Math Problem Statement
l1 * cos(q1) + l2 * cos(q1 + q2) = a l1 * sin(q1) + l2 * sin(q1 + q2) = b
Solution
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Math Problem Analysis
Mathematical Concepts
Trigonometry
Robotics
Inverse Trigonometric Functions
Forward Kinematics
Formulas
l1 * cos(q1) + l2 * cos(q1 + q2) = a
l1 * sin(q1) + l2 * sin(q1 + q2) = b
Inverse trigonometric functions for solving q1 and q2
Theorems
Pythagorean Identity: sin^2(θ) + cos^2(θ) = 1
Trigonometric Addition Identities
Suitable Grade Level
Undergraduate or Advanced High School (Grades 11-12)
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