Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 21147682835bd080fb5107ecd6fe7a8cd5ed3f226680e7fdef588553164ff6e9:14:28
   |
14 |                             let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^