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math.AP2019★ 25 cited
Momentum Ray Transforms, II: Range Characterization In the Schwartz space
Venkateswaran P. Krishnan, Ramesh Manna, Suman Kumar Sahoo +1
The momentum ray transform integrates a rank symmetric tensor field over lines of with the weight : $ (I^k\!f)(x,ξ)=\int_{-\infty}^\infty t^kłf(x+tξ),ξ^…
math.DG2019
Application of geometric symbol calculus to computing heat invariants
Vladimir Sharafutdinov
The problem of evaluating heat invariants can be computerized. Geometric symbol calculus of pseudodifferential operators is the main tool of such computerization.