Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a9f239444f1b00dcdec46f93f36922db99f6fbe1aaf042fcab56843b0aa0543f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^