num/sub

Subtract one number from another

const app = mvfm(prelude);
const prog = app({ x: "number" }, ($) => {
  return $.sub($.input.x, 7);
});
await fold(defaults(app), injectInput(prog, { x: 50 }));

const app = mvfm(prelude);
const prog = app({ x: "number" }, ($) => {
  return $.sub($.input.x, 7);
});
await fold(defaults(app), injectInput(prog, { x: 50 }));

const app = mvfm(prelude);
const prog = app({ x: "number" }, ($) => {
  return $.sub($.input.x, 7);
});
await fold(defaults(app), injectInput(prog, { x: 50 }));

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