Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9dcabd0c0f558ee46346a65ad32f620f0b3382bb5f6fa51b13d0286968ecdcdb:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^