Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 75418f2a782569225a845ca7c7a45583e19f4dbfdc4711483a7871f2cc8f484d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^