Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7639ec077d24e917d0ae736ca41ed5bd496cfdb93dbbcbe15cea87fc93d1a65a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^