It wasn't until nearly 2,000 years later that mathematicians were able to give a partial answer to this.
Times, Sunday Times
Markets and competition are only ever a partial answer.
Times, Sunday Times
On a fifth he cited employer-employee confidentiality and on a sixth gave a partial answer and then cited a previous response.
Times, Sunday Times
So there's a partial answer to that mystery.
The Sun
It's only a partial answer that the state pension age needs to rise progressively.
Times,Sunday Times