Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> de74148be6f26e93a4a800a3ae19b7d6c3ed904e42321c50bcfdd16885bea0e6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^