`*` | [multiply](weight.multiply.ipynb) | Product (concatenation) |
`&` | [conjunction](weight.conjunction.ipynb) | Conjunction (synchronized product) |
`+` | [sum](weight.sum.ipynb) | Sum (disjunction) |
`%` | [difference](weight.difference.ipynb) | Difference |
`-` | [difference](weight.difference.ipynb) | Difference |
`**` | [power](weight.power.ipynb) | Repeated concatenation |