[Solved] The Lagrangian function is the original objective function plus the Lagrange multiplier times the difference of the left and right sides of the constraint. Microscope: An instrument used to view objects that are too small to be seen by the naked eye, magnifying tiny details for study or observation. Substage: A division or phase within a larger stage or process, often indicating a specific part of a broader developmental or operational sequence. Condenser: A device used to condense a gas or vapor into a liquid, commonly found in air conditioning and refrigeration systems. Objective: An objective is a specific, measurable, attainable, relevant, and time-bound goal that an individual or organization aims to achieve.