logical tree drawing

[hectorjrf2000]

Good-bye, you disappeared the logical tree in drawing... how do I see it again?
Thank you so much!! !

 

[mcbramby]

tasto f3 :smile:

 

[falonef]

Good-bye, you disappeared the logical tree in drawing... how do I see it again?
Thank you so much!! !

but the basic courses and the online that we are doing?