Question: (b) Write down the regular expression and draw the transition diagram of [5] how a lexical analyzer will detect all the positive or negative

(b) Write down the regular expression and draw the transition diagram of

(b) Write down the regular expression and draw the transition diagram of [5] how a lexical analyzer will detect all the positive or negative floating point numbers (eg. 1.5. .45, 2., -98., -6.71, - .39 etc.).

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