Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cf9e732d275f4f93db6e5d4fb93fe993bd33ed100e27bffc43ea9a0f87f3560f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^