(1) The hyperbolic case is similar , given to the area of a disk of the intrinsic radius '' R `` in the ( constant curvature formula 83 ) hyperbolic level by
(2) The hyperbolic case is similar , with the area of a disk of the hyperbolic radius '' R `` at the constant level ( intrinsic curvature formula 83 ) given by

Do these two sentences mean the same thing?

Available choices: 1). no 2). yes
1).