Symbols:Nabla/Backward Difference Operator
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Backward Difference Operator
- $\nabla$
The backward difference operator on $f$ is defined as:
- $\map {\nabla_h f} x := \map f x - \map f {x - h}$
The $\LaTeX$ code for \(\map {\nabla f} x\) is \map {\nabla f} x
.