Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 75a7120873af40279c3966282cab2345f2bd89a4270bf3a14067179310269364:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^