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Who developed an empirical equation from which the wavelengths of lines in the spectrum of hydrogen atoms can be calculated?
Query
A request for information or data from a database, often written in a specialized language like SQL (Structured Query Language), to perform operations like retrieval, insertion, update, or deletion.
Classes
In object-oriented programming, a blueprint or template from which objects are created, defining a set of attributes and methods.
Program Development Life Cycle (PDLC)
A process that outlines the stages involved in creating a software program, from initial research and planning to maintenance and revision.
Algorithm
A step-by-step procedure or formula for solving a problem or completing a task.
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