Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 230b4e947968c3facabcda3f404f6c771cce1340ff4cea756e36112b15a5eb0b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^