Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4680ef2d5b9311ad56b38a018e0b11e664e9cd78e4768d94bb42d53e387692ea:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^