Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ff442680ca29c3d2a93ba1137de874c7d9ca5c97882bd0b559aabcf5c6acb2cd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^