Macro dot

macro_rules! dot {
    ($lhs:ident: $($l_dim:literal)x+ * $rhs:ident: $($r_dim:literal)x+ => $out:ident: $($o_dim:literal)x+) => { ... };
}

Creates a tensor dot product function

Example

#![feature(try_from)]

#[macro_use]
use tensor_macros::*;
use tensor_macros::tensor::*;

tensor!(T243: 2 x 4 x 3);
tensor!(M43: 4 x 3 x 1);
tensor!(V2: 2 x 1);

dot!(T243: 2 x 4 x 3 * M43: 4 x 3 x 1 => V2: 2 x 1);

let l = T243([
    0, 1, 2, 3,
    4, 5, 6, 7,
     
    8, 9, 10, 11,
    12, 13, 14, 15,

    16, 17, 18, 19,
    20, 21, 22, 23,
]);
let r = M43([
    0, 1, 2,
    3, 4, 5,
    6, 7, 8,
    9, 10, 11
]);
assert_eq!(l * r, V2([506, 1298]));