Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a19bae3090c42d00db38cf20ba155a9d0612db1948d2c81615b3655c76d62913:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^