Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 62cc6f89788f0ad2f4018499d23ea6c7682f2a077903f644075db21ab56a79ba:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^