Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b1f12a0e8404cf86f294e700d18fd8b01d6970eb8fc907799495bb8aee508935:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^