Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 99d4b030faa601442bfcae5d54d149590da32fdba5764f61cb1368a0e9c849ba:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^