Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f8a691e4ace340f2b32b6469d26104c45cd5bdefabafc70450d6e07cd3fb5d4e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^