Search results
Results from the WOW.Com Content Network
List of unsolved problems may refer to several notable conjectures or open problems in various academic fields: Natural sciences, engineering and medicine
This is a list of some of the more commonly known problems that are NP-complete when expressed as decision problems. As there are thousands of such problems known, this list is in no way comprehensive. Many problems of this type can be found in Garey & Johnson (1979).
The following articles contain lists of problems: List of philosophical problems; List of undecidable problems; Lists of unsolved problems; List of NP-complete problems;
This article is a list of environmental disasters. In this context it is an annotated list of specific events caused by human activity that results in a negative effect on the environment . Main article: Environmental disaster
The Pioneer Anomaly.This discusses the Pioneer 10 and Pioneer 11 space probes, which appear to be veering off course and drifting towards the sun. At the time of writing of the book there was a growing speculation as to whether this phenomenon could be explained by a yet-undetermined fault in the rockets' systems or whether this was an unidentified effect of gravity.
Sleeping Beauty problem: A probability problem that can be correctly answered as one half or one third depending on how the question is approached. Three Prisoners problem , also known as the Three Prisoners paradox: [ 3 ] A variation of the Monty Hall problem .
Image credits: beelovedone #12. Woodworking, doing (minor) work on appliances/cars, using power tools, etc. I have been building furniture and fixing up random things here and there around the house.
The following is a list of notable unsolved problems in neuroscience. A problem is considered unsolved if no answer is known or if there is significant disagreement among experts about a proposed solution.