Question: :: = - I * I = I < I ( ) I Are the following expressions legal in the language described above? 1 .

::

= -

I

*

I

=

I

<

I

()

I

Are the following expressions legal in the language described above?

1 . (

c

+

d

)

e

+

f

2 .

a

* *

b

+ -

c

+ (

f

*

g

)

3 . (((

a

<

b

<

c

<

d

+

e

f

=

g

)))

4 . (

a

b

) +

c

*

d

<

x

+ 3

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