Values and Type Conversions

• Integers are strings of digits possibly with a minus sign.0 15 -127

• Real numbers contain a decimal point (digit before, after)0.0 15.2 -127.0004

• Reals can also be written in modified scientific notation345.6 .3456E03-0.00078 -7.8E-4

• Operations, and assignment, require “appropriate” types.

• Integer values are implicitly coerced to real values if the context requires it. Reals are not coerced to integers.

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