Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1d394771dfdc6b046fcc5f40719407d0571fa3ff0c2752258dcdb4b01b26ec2c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^