Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b6d7326dfa5d36f04e03f4e5b605bd0ece9ba6ef62ff86e911a50049f7ff7c85:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^