Sentence examples for problem had proven from inspiring English sources

Earlier this year, the Pentagon announced that two-thirds of women in the military who reported they'd been sexually assaulted suffered professional retaliation, and that efforts to combat the problem had proven difficult.

Though this was the first time the CHRB had raised the issue of domestic violence quite in this manner, it can hardly be deemed a bombshell, not when the problem has proven a high-profile issue for other sports with larger followings than horse racing.

However, solving this problem has proven very difficult.

Hot-spots and problem-oriented policing, shaped by a detailed understanding of specific local manifestations of a problem, have proven very effective for a wide range of offence types.

Godunov type schemes, based on exact or approximate solutions to the Riemann problem, have proven to be an excellent tool to compute approximate solutions to hyperbolic systems of conservation laws.

Despite its conceptual simplicity, this computer vision problem has proven extremely challenging due to inherent face variability as well as the multitude of confounding factors such as pose, expression, illumination and occlusions.

Ultimately, such training programs might prove useful as an adjunct to prevention programs for sexual aggression on college campuses, where existing approaches to this serious behavioral-health problem have proven to be inadequate (e.g., Anderson & Whiston, 2005; DeGue et al., 2014).

The robo-signing problem has proven a major handicap to the housing market, and, in an indirect way, the economy as a whole.

As a society that has increasingly gravitated towards eating out at usually more unhealthy restaurants than partaking in healthier home cooked meals, this problem has proven to be more systematic.

This problem has proven difficult to surmount empirically.

Rectifying this problem has proved impossible.