Reflection

Mathematics

• Reflection principle, in set theory
• Point reflection, a reflection across a point
• Reflection (mathematics), a transformation of a space
• Reflection formula, a relation in a function
• Reflective subcategory, in category theory
• Reflection symmetry, the property of being unchanged by a reflection

Computing

• Reflection (computer graphics), simulation of reflective surfaces
• Reflection mapping, an efficient image-based lighting technique for approximating the appearance of a reflective surface by means of a precomputed texture
• Reflection (reflective programming), a computer program that accesses or modifies its own code
• Reflection, terminal emulation software by Attachmate
• Reflection (artificial intelligence), a technique used in large language models (LLMs)

Film and television

• The Reflection (TV series), an anime series created by Stan Lee and Hiroshi Nagahama
• "Reflection", an episode of Power Rangers: SPD
• Reflection (2018 film), a Burmese film
• Reflection (2021 film), a Ukrainian film
• "The Reflection", an episode of the TV series Pocoyo

Music

Other art

• Reflection, installation art by Shane Cooper
• The Reflection, a work of fiction by Hugo Wilcken