The phrase "a solid proof for" is not entirely correct in standard written English.
It is typically used when referring to evidence or justification for a claim or argument, but "proof" is usually uncountable in this context.
Example: "The study provided solid proof of the theory's validity."
Alternatives: "strong evidence for" or "convincing proof of".
Overall, the results of operation were extremely positive, and the robot is a solid proof of concept for an autonomous facial tracking and picture taking system.
Although these findings established a solid proof of concept for the antiobesity potential of pramlintide, the study was limited to 4 months and did not employ lifestyle intervention (LSI), and subjects were not randomly assigned to different pramlintide doses or dose frequencies.
The trip provides a solid proof of concept that a drone is a highly effective tool for actually finding manta rays.
A key question is whether the desire for a solid proof on certain chemicals should overrule the need for basic information on other potential hazards.
"This is a really exciting announcement for the SKA and a solid proof that the project is now really underway.
A solid proof would earn Deolalikar fame and fortune.
The good performance of first solar cell devices with a maximum efficiency of 7.5% gives a solid proof-of-concept for ceramic solar tiles based on efficient kesterite absorbers.
The data presented represents a solid proof-of-principle for the development of future clinical approaches based on the AAV2/8-mediated delivery of modified sulphamidase in MPS-IIIA patients.
But doesn't promoting a biological explanation for gender difference, whether or not there's solid proof for it, make the division seem more immutable than it necessarily is? Tellingly, Kreamer found no difference between men and women in a second survey she designed to measure how individual work style lines up with how people cope with stress.
