Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 72c376d10b1aed0c2d930b39e0ecac2e73281606afc229248681cfb79519a3f9:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^