Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f2d1937b1d5470487ef9c9833ba7e0b0a2f80cb292db3a6acc7aa398069abcc4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^