The phrase "a rigorous relationship between" is correct and usable in written English.
It can be used when discussing a strong, well-defined connection or correlation between two or more concepts, variables, or entities.
Example: "The study aims to establish a rigorous relationship between diet and mental health outcomes."
Alternatives: "a strong connection between" or "a strict correlation between".
"I think this is a new beginning for the rigorous relationship between religion and economic development, " added Mr. Chaves, whose forthcoming book examines how religious congregations influence politics and culture.
The paper highlights the rigorous relationship between the boundary layer (BL) composition and the concrete composition.
Pedotransfer functions for tortuosities, dimensionless permeability, and formation factor are proposed underpinning the rigorous relationships between transport processes in porous media.
The solution procedure consists of two steps: First, the method requires constructing a set of flexural damage index equations that represent a rigorous mechanical relationship between damage and curvature of modal flexibility.
In this model, we first derive a rigorous mathematical relationship that exists between the height of an object's surface, the phase difference distribution map, and the parameters of the setup.
In this model, a rigorous mathematical relationship that exists between the height of an object's surface, the phase difference distribution map, and the parameters of the setup is firstly derived.
A strong relationship between rigorous coursework (taking advanced or challenging courses) in high school and postsecondary success is well established in the literature (ACT, 2005a, 2005b, 2006; Adelman, 1999, 2006; Yoon, Imbrie, & Reed, 2014).
This paper presents a rigorous investigation on the relationship between these two methods.
A neural network model of OCD was developed to provide a rigorous simulation of the relationship between the cognitive disinhibition and serotonin/dopamine dysfunction that characterize this disorder.
Furthermore, it enables a rigorous analysis of the relationship between the change in LMP at any bus with respect to any line error and various physical/economical grid conditions such as the bidding prices for marginal generators and the locations of the congested/erroneous lines.
