Authors:

...he seemed to approach the grave as an hyperbolic curve approaches a line, less directly as he got nearer, till it was doubtful if he would ever reach it at all.

Thomas Hardy (2016). “Far from the Madding Crowd: Works of Hardy”, p.66, 谷月社
...he seemed to approach the grave as an hyperbolic curve approaches a line, less directly as he got nearer, till it was doubtful if he would ever reach it at all.