Praat functions

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Across
  1. 1. absolute value
  2. 3. determines whether the end of string X matches string Y
  3. 7. number of elements in a vector
  4. 8. formats a string as a number
  5. 9. sets a value to 0 if negative
  6. 14. retrieves current date and time in a vector
  7. 15. arctangent
  8. 16. determines whether and where string X matches a regular expression
  9. 17. number of characters in a string
Down
  1. 1. adds data to a file
  2. 2. cosine
  3. 4. the index of the lowest value in a series of numbers
  4. 5. square root
  5. 6. extracts the X leftmost characters in a string
  6. 9. substitutes a string for another string
  7. 10. rounds up to the next integer
  8. 11. finds the position of the first occurrence of string X in string Y
  9. 12. formats a number as a string
  10. 13. the highest number in a series of values