Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dbb66d85bb2326389f0b7be9e38783f7ca9e99371fe80cc3dd9fdc8102a0db39:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^