The phrase 'express rules' is correct and usable in written English.
You can use it to refer to rules that are clearly stated, not implied or understood. For example, "We must follow the express rules of the contract."
And Ludwig Wittgenstein, in his Remarks on the Foundations of Mathematics (1956), can be seen as recommending a noncognitivist approach to logical and mathematical statements, according to which they do not record truths of some special kind but rather express rules which regulate the use of more ordinary or empirical statements.
Access control policies (ACPs) express rules concerning who can access what information, and under what conditions.
We show that the model is both able to acquire and express rules that capture the properties of the task and to quickly adapt to changes.
"It is my conclusion that this transaction, involving established major leaguers and highly regarded young players and prospects, represents the exercise of plausible baseball judgment on the part of both clubs, does not violate any express rule of Major League Baseball and does not otherwise warrant the exercise of any of my powers to prevent its completion," Selig's statement said.
The idea is to find ways of expressing rules like capture and release that retain consistency.
Further, we have theorems expressing rules for solving equations and inequalities algebraically, such as the possibility of adding, subtracting, dividing or multiplying with the same positive number on both sides.
This brings us into the operational dimension, as the project (also called pact or plan or programme) always has clearly expressed rules, for achieving the real aim of mobilising local resources towards innovative actions along medium-term pathways.
First, expressing rules and precedence as polyhedral rules [ 9] can be challenging for a large number of rules.
To reduce these problems, we propose to express heuristic rules using fuzzy logic.
Most of existing work in model transformation has relied on defining languages to express transformation rules.
Our focus has been on the technology side, allowing companies to express the rules and standards that they have and making sure they're followed.
