Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ecf4e4bded20d1a30ec447b1df6eff2a2af478a22e0cbac3d3f296f12b195ddb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^