1040-US: Form 4562, line 11 - Business income limitation,--- what list of income qualifies? Another service listed 4797 line 18. to be able to write of 179 deduction.

is 4797 line 18 included on line 11, where in instructions dose it say that?  I did by hand include on Dep options line 3b,  just wanted to be sure it was ok.