Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 06a03c0632fc02a46cdcc4a914d75e99e9eb9ebfa2dd921f510cba4aa872152f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^