Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e7f3133a2b0990ba0b154185cf09509429ca1c46a67a2b31e7d793a9f3c84cdb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^