Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 33e0a04d19aef9e65b1432b190775f1feed12aa15c04b504dd1ca2eeb88c8e9d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^