The phrase "a rigid sequence" is correct and usable in written English.
It can be used to describe a strict or inflexible order of events or actions that must be followed.
Example: "In our training program, we follow a rigid sequence of exercises to ensure that all participants develop the necessary skills in the correct order."
Alternatives: "a strict order" or "an inflexible arrangement".
This approach is more flexible that assuming a rigid sequence of columns.
However, in situations where the change required is quite hard, or if a leader believes that the motivation levels in her team might be low, creating a rigid sequence and structure should be more effective.
When the goal being pursued is relatively simple, research suggests that a flexible approach typically works best, but when the change required is hard, or if motivation levels on a team seem low, a rigid sequence and structure could be more effective.
Teachers and textbooks often suggest that the "scientific method" is a rigid sequence of steps, followed like a recipe and leading to irrefutable results.
There is neither a prescribed format nor a rigid sequence of testing to follow for the assessment of health and environmental effects of chemicals.
We used a variation of the traditional in-depth interview, a semi-structured interview; in those, the interviewer has in mind a set of topics that (s)he intends to be addressed by the interviewee, but they are not formulated as questions, and do not have a rigid sequence.
Traditionally, "the scientific method" has been presented (especially in classrooms) as a "fairly rigid sequence of steps, followed like a recipe and leading to irrefutable results" (McComas et al. 1998).
This can be particularly important for those students that are taking science courses at times and in a sequence different than that of science majors, who oftentimes follow a quite rigid sequence of classes.
Those given the loyalty cards that required a very rigid sequence of purchases were much more likely (more than 75% more) to complete the goal.
While spring tasks vary by farm, there are many "rites of spring," and they are often completed in a fairly rigid sequence.
The gameplay is nonlinear: instead of following a rigid mission sequence, players are free to select the approach to completing their missions and activities.
