I thinks it’s Or the first one or the last one
Answer:
Each conservation law of a given partial differential equation is determined (up to equivalence) by a function known as the characteristic. This function is used to find conservation laws, to prove equivalence between conservation laws, and to prove the converse of Noether's Theorem.
Explanation:
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B. <span>use multiple sources for your research </span>
Choice D is the correct answer
Answer:
The answer is (A). i hope it will help full
