Math worlds

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Across
  1. 3. A matrix for which all elements are equal to 0. Note: The zero matrix is the identity for matrix addition
  2. 5. A method of computing a kind of arithmetic mean of a set of numbers in which some elements of the set carry more importance (weight) than others.
  3. 7. a mathematical function that is the inverse of the tangent function.
  4. 9. a distinct break in physical continuity or sequence in time.
  5. 10. divide into two parts.
Down
  1. 1. A quantity is subject to exponential decay if it decreases at a rate proportional to its current value
  2. 2. A point at which a graph intersects the y-axis.
  3. 4. making the y-value smaller for any given value of x,
  4. 6. Chi is the 22nd letter of the Greek alphabet.
  5. 8. a circle which passes through all the vertices of a polygon