grapes-outer-grapes: Numerical and Symbolic Outer Product

In eguidotti/calculus: High Dimensional Numerical and Symbolic Calculus

Numerical and Symbolic Outer Product

Description

Computes the outer product of two numeric or character arrays.

Usage

x %outer% y

Arguments

x	numeric or character array.
y	numeric or character array.

Details

The outer product between two arrays A and B is computed as:

C_{i_1… i_mj_1… j_n} = A_{i_1… i_m}B_{j_1… j_n}

Value

array.

References

Guidotti E (2022). "calculus: High-Dimensional Numerical and Symbolic Calculus in R." Journal of Statistical Software, 104(5), 1-37. doi: 10.18637/jss.v104.i05

See Also

Other basic arithmetic: %diff%(), %div%(), %dot%(), %inner%(), %kronecker%(), %prod%(), %sum%()

Examples

### numeric outer product 
c(1,2) %outer% c(2,3)

### symbolic outer product 
c("a","b") %outer% c("c","d")

eguidotti/calculus documentation built on March 17, 2023, 5:18 a.m.