Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6b7be5392661a45afc4e7b2b298eac1148424422484e0af3d31b77bce07b55c0:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^