Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ed4676f4d71b7ae5c8d9e9199b831506efed90875f7a38edd1c2160410bc3077:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^