Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 60c5ae18a5be6de63f95305b9c46be2b411c35169290abd1628b44b3fd711147:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^