Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7c109fff82f6954007fea54ff47e4676e83066f1ca5e70f92ce8adb3dece6295:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^