feat: Template implementations

src/complex/add.mjs

@@ -1,10 +1,12 @@
 export * from './Types/Complex.mjs'
 
 export const add = {
-   '...Complex': ({self}) => addends => {
-      if (addends.length === 0) return {re:0, im:0}
-      const seed = addends.shift()
-      return addends.reduce(
-         (w,z) => ({re: self(w.re, z.re), im: self(w.im, z.im)}), seed)
-   }
+   'Complex,number': ({
+      'self(number,number)': addNum,
+      'complex(any,any)': cplx
+   }) => (z,x) => cplx(addNum(z.re, x), z.im),
+   'Complex,Complex': ({
+      self,
+      'complex(any,any)': cplx
+   }) => (w,z) => cplx(self(w.re, z.re), self(w.im, z.im))
 }