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diffalg[denote] - convert a differential polynomial from an external form to another one
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Calling Sequence
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denote (q, code, R)
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Parameters
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q
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differential polynomial in R
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code
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name; jet, diff, or Diff
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R
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differential polynomial ring
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Description
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The command denote converts the differential polynomial q given in the notation defined on R to the notation code.
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The command with(diffalg,denote) allows the use of the abbreviated form of this command.
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Examples
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Important: The diffalg package has been deprecated. Use the superseding package DifferentialAlgebra instead.
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![R := differential_ring(derivations = [t], ranking = [u])](/support/helpjp/helpview.aspx?si=7390/file07252/math112.png)
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![p := u[t]^2-4*u[]](/support/helpjp/helpview.aspx?si=7390/file07252/math119.png)
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![p := u[t]^2-4*u[]](/support/helpjp/helpview.aspx?si=7390/file07252/math122.png)
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![Q := differential_ring(derivations = [t], ranking = [u], notation = diff)](/support/helpjp/helpview.aspx?si=7390/file07252/math133.png)
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![u[t, t]-t*u[]+u[t]^2](/support/helpjp/helpview.aspx?si=7390/file07252/math150.png)
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