Numerical methods refer to mathematical techniques used to solve complex problems that are difficult or impossible to solve analytically. There are several synonyms for the term "numerical method" such as numerical analysis, computational mathematics, numerical computation, or computational methods. Other related terms include numerical algorithms, mathematical models, and computational modeling. These terms describe the use of numerical techniques to analyze data, simulate physical phenomena, and make predictions. Numerical methods are widely used in fields such as physics, engineering, computer science, finance, and biology. Scientists and engineers rely on numerical methods to solve intricate equations with large datasets, and advance the knowledge in their fields.