Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b1d33ce3214fefbfbab5b5c9d91ad076390ac5ce45a80657fa5ca9b380468acc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^