Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7ac09ecd436ba2271756a232973be1af0febb9c8a5f09bc1a167efa084320fac:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^