Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9945c7aa14ced65ecc1cbabf4f895b24749754b84ba40d597d001d4dd3465af7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^