CTDFContract Technical Data File
CTDFCuracao Tourism Development Foundation (est. 1989)
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m], and the given boundary conditions are not a restriction on CTDFs.
In section two, we derive an approximation U (x) for y (x) which is used to obtain the main and additional methods from the CTDFs.
Therefore, the CTDFs generate eighth-order and a Tenth-order convergent methods respectively.