Sentence examples for this expression is not valid from inspiring English sources

This expression is not valid, since it is true for some relations but false for others.

It should be noted that this does not indicate that TMA-based analysis of PR expression is not valid, and an excellent correlation between automated and manual assessment of PR expression was evident in this study (described above).

The results show that existing analytical expressions are not valid for corrugated plates because they do not take into account all the physical mechanisms.

In determining how well gene expression correlates across different gene expression datasets, it is not valid to directly compare expression values since different protocols and different normalization methods will result in wide variations in expression values even if the same microarray and biological conditions are used.

This argument is not valid.

We contend that this assumption is not valid.

Subsequent research has shown that this assumption is not valid.

This relationship is not valid for cyclic amines like MOR.

However, this solution is not valid at its two ends.

However, this solution is not valid for the relay network.

This test is not valid for non-linear series.