Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c90c7d4b5703a2501ecf4bbe010d2f735a9a32e07fe27e5093a7f9a3c76ef960:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^