Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 74fe0fa1d54076e3e0a2cd3d7ca832fbcc427d999d94e3cde0af9df8de6f0e12:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^