Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8ab1f111c520939f3a67697dc736d6197f963b5f0193154a53d1ff3c49a2036b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^