Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> edb8ae767b2caf8159ca835549dbd4c0ef57154328ad65f1f4dc1ca676bef36c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^