Strong Subscript Notation

Strong Subscript Notation is a googological notation.

Definition

x_y = x*10^y

• Rule 1. If the Subscript value is 0, x is the value of result.

• Rule 2. If the x value is 0, the result is 0.
• Rule 3. If the x value is x*10ⁿ, x/10ⁿ is the value of x/10ⁿ+y.

Examples

1₁₀₀ is googol.
1_1_100 is googolplex.

Extension

Note: you can make this but you gotta do not in blog post and include the original definition.