Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 78d5b6d59008ad241d3669d1a8e33565f6d4e179dcdac07a4cbdbdefd78c66f0:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^