Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a8e67a987c286b7a0a610ac22486ef69c2e5710e93c2ea9047b9d55327d42e84:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^