Bridging the gulf between formal calculus and physical reasoning

Author(s):  
A. Van Der Meer
2021 ◽  
Vol 125 ◽  
pp. 101368
Author(s):  
Yi Lin ◽  
Jie Li ◽  
Yael Gertner ◽  
Weiting Ng ◽  
Cynthia L. Fisher ◽  
...  

Author(s):  
Peter J. Olver

AbstractThe BBM or Regularized Long Wave Equation is shown to possess only three non-trivial independent conservation laws. In order to prove this result, a new theory of Euler-type operators in the formal calculus of variations will be developed in detail.


2008 ◽  
Vol 172 (12-13) ◽  
pp. 1540-1578 ◽  
Author(s):  
Ernest Davis
Keyword(s):  

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