Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9e31276ac9bdc933991323c96be3c806083143d793a0454e5ae8006a672689f3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^