Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5d4b9b6ca82692913328a2e1ae40f4ae31b09be80b9ea42ad11675e79f7a830b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^