The phrase "about the rigidity of" is correct and usable in written English.
It can be used when discussing the inflexibility or strictness of a particular subject or concept.
Example: "The researchers published a paper about the rigidity of traditional educational systems and their impact on student creativity."
Alternatives: "regarding the inflexibility of" or "concerning the strictness of".
I like to ask my questions, which are mostly about the rigidity of religious beliefs.
"It's about the rigidity of brands and the fluidity of stores," Mr. Koolhaas said as he toured the exhibition.
Although T lymphocytes have recently been shown to respond to mechanical cues, in particular to the stiffness of their environment, little is known about the rigidity of APCs.
Of course it's embarrassing to see a grown man in drawstring cotton churidars and a tie-dye vest with the om sign printed across his nipples, crowing about the rigidity of his navasana pose.
I put the ingredients together, tightly wrapped the Dutch oven in aluminum foil, as instructed, and went back to the couch to continue consuming the article, which contained a discussion about the rigidity of Kimball's recipe technique.
The two hold instructively different views about whether the series corroborates the first film's thesis about the rigidity of the British class structure, never mind that their lives are strong evidence that little has changed.
These results raise questions about the links between the rigidity of regulation and the diversity of the strategies used by stakeholders to manage grain and oilseed quality.
In both cases, the source is located at a depth of about 15 km and the rigidity of the medium is set up to 30 GPa, thus leading to a seismic moment of about 2.6 × 1018 N.m or equivalently a M w of about 6.2.
While it is accepted that the L-amino acids are rejected, one has to be cautious about interpreting the mechanism based on the rigidity of a motif consisting of only two amino acids from the binding pocket.
Ullman (1979) argues that the same may well hold for the general constraints relating the rigidity of objects to facts about motion.
