Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9bb8a2b2cb5ba36a8f3acf87333a22e36e40875066ade0bda249f2303f58ae41:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^