Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ad56473bb62f0bd316f9898e84d1aaedc0f5ccb928c7d1eb837157712f55760f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^