Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4e966786b2b4044629873f4d13814f6778e3d479a311d720ebe2984b772780c6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^