Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 56bb6d7926547049daac7523fb9cfb3e971013f4d8a7020868fab4685f60e7bb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^