Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 90b0fc989eeacafb7047e982dab31f4a0ea880c420ff3c44577fca834fac1b7e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^