Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d6bbbad866bf26bd4d104c75bbb7a0c78971386d9bdad1bead0e11f96c87e98d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^