Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ea7a89f78c3e16353226015b2e621a8df8ed8bf35b12e4a2db74cd8a69d718d0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^