Give explicit proof terms to proj2_sig_eq etc.
Give explicit proof terms to proj2_sig_eq etc.

coq/coq,gares/coq,Zimmi48/coq,silene/coq,SkySkimmer/coq,Zimmi48/coq,ejgallego/coq,ppedrot/coq,SkySkimmer/coq,ppedrot/coq,Matafou/coq,letouzey/coq-wip,SkySkimmer/coq,coq/coq,ejgallego/coq,gares/coq,JasonGross/coq,amintimany/coq,Zimmi48/coq,ppedrot/coq,SkySkimmer/coq,gares/coq,silene/coq,ejgallego/coq,ppedrot/coq,ejgallego/coq,Matafou/coq,JasonGross/coq,ppedrot/coq,Zimmi48/coq,letouzey/coq-wip,letouzey/coq-wip,maximedenes/coq,JasonGross/coq,Matafou/coq,letouzey/coq-wip,silene/coq,JasonGross/coq,maximedenes/coq,gares/coq,maximedenes/coq,amintimany/coq,william-lawvere/coq,letouzey/coq-wip,maximedenes/coq,gares/coq,coq/coq,amintimany/coq,maximedenes/coq,william-lawvere/coq,william-lawvere/coq,coq/coq