These changes can be seen from comparison of the following definitions.
From comparison with similar objects it cannot be dated earlier than the beginning of the 13th century, however.
In his words, the trouble with most western writers is that they do not benefit from such comparisons.
According to research, they may also begin the process of deidentification to protect themselves from social comparison.
The 97 other cases would be excluded from comparison.
I wasn't thinking as much about relevancy because I've seen enough data from blind comparisons to know that they're often too close to call.
Another analogy drawn from comparison with the Christian tradition would be as follows.
Like the 1991's, they suffer from comparison with the excellent 1989 and 1990 vintages.
There are also difficulties arising from cross national comparison in these matters.
It's hard not to leap from comparison to equation.