Across
- 2. The mathematician behind a series used to express functions as sums of sine and cosine terms
- 4. An equation or system where all terms are proportional to the unknown function or its derivatives
- 6. A scalar that characterizes a transformation in linear algebra
- 7. A function used to solve boundary value problems, often related to potential theory and physics
Down
- 1. A type of equation that contains one or more derivatives of an unknown function
- 3. A measure of how a function's output changes as its input changes, often interpreted as the instantaneous rate of change
- 5. The highest derivative in a differential equation