Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fa8f1328ae3ff2ad63d3920672f2b0f7a4f3feeaf9615c56f210d39fe614ea22:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^