Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4b641385c9e048112b1325d4787fae2beedd4a3e560217981e0ed6d8aa8d7825:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^