2.1. Introduction to Data Abstraction

2.1.4. Extended Exercise: Interval Arithmetic

Exercises:

• 2.7 . Upper and lower bounds of interval
• 2.8 . Subtraction of intervals
• 2.9 . The width of an interval
• 2.10 . Interval that spans zero
• 2.11 . The signs of the endpoints of the intervals
• 2.12 . Interval produced by center and percentage tolerance
• 2.13 . Percentage tolerance of the product of two intervals
• 2.14 . Different answers for the two ways of computing formulas for parallel resistors
• 2.15 . A form of formula that no variable that represents an uncertain number is repeated
• 2.16 . Different answers in equivalent algebraic expressions in general

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