Some propositions, Dr. Godel showed, can be neither proved nor disproved within the confines of mathematical logic.
Some propositions, Mr Basu writes, seem obvious with a little thought, but far from obvious with a lot of thought.
Some propositions are true, some are not.
Some propositions have a certain degree of intrinsic plausibility.
Some propositions were regarded as more probable (probabilior, probabilius) than others.
Some propositions are made, on a conceptual level, for modelling and an improved design of track transitions with a reduced maintenance need.
Some propositions, for example, concern practical matters what road to take to Tulsa, for example, or the correct way to ride a bicycle.
Some propositions are so beyond the pale that a university shouldn't risk lending its imprimatur to them.
In general, cross-sectional comparisons are proving to be a very good way to test some propositions in macroeconomics.
Three years later, when Fan Zhongyan, who was also back at the capital, and other high officials began to carry out new political policies, Ouyang participated and put forward some propositions for reforming official institutions and military affairs.
A last type of inference is called contraposition and is produced by the fact that some propositions imply the proposition that results from the original proposition when both of its term variables are negated and their order reversed.
