One of the earliest problems in the theory of accretive operators was to solve (1.2).
Transferring money between two parties was one of the earliest problems to plague peer-to-peer commerce on the web.
Trouble remembering new information is the classic early problem in Alzheimer's.
A particularly notorious early problem was leaking seals on control valves.
Negative transfer occurs when the process of solving an earlier problem makes later problems harder to solve.
One early problem was the lack of lenders willing to offer a loan on commonhold, almost scuppering his plans.
An early problem was the resignation of some well-known expatriates brought in to oversee the centre and its exchange.
Even if that early problem is sorted out, a more pragmatic, less emotional, sort of relationship is likely to grow.
Another early problem in the λ-calculus was whether it is consistent at all.
Another early problem faced by SB Nation was planning coverage across sports seasons and big events.
