Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4c6d9176ce0895c97423080534ffa68463938f6b25a6ba48c23f425c3a39ba36:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^