Weak Lensing and Shear Maps

Weak lensing is a powerful tool in astronomy, but understanding the differences between shear and convergence maps can be a challenge. In this comprehensive article, we break down the mathematical methods and physical interpretations behind each map, and explore their diverse applications in cosmology. Whether you’re a seasoned researcher or a curious amateur, this step-by-step guide will deepen your knowledge and appreciation of weak lensing analysis.