user: What would the C source look like for the assembly code provided here:

```asm
<get_delta_transfer_function_with_base>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x60,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %edx,-0x34(%rbp)
  mov    %rcx,-0x40(%rbp)
  mov    %r8,-0x48(%rbp)
  mov    %r9d,-0x38(%rbp)
  movsd  %xmm0,-0x50(%rbp)
  mov    -0x38(%rbp),%eax
  sub    $0x1,%eax
  mov    %eax,-0x10(%rbp)
  mov    -0x34(%rbp),%eax
  sub    $0x1,%eax
  mov    %eax,-0xc(%rbp)
  movl   $0x0,-0x18(%rbp)
  jmp    L39
L14:
  pxor   %xmm0,%xmm0
  movsd  %xmm0,-0x8(%rbp)
  movl   $0x0,-0x14(%rbp)
  jmp    L6
L32:
  mov    -0x14(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x40(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm2
  movsd  %xmm2,-0x58(%rbp)
  mov    -0x18(%rbp),%eax
  sub    -0x14(%rbp),%eax
  mov    %eax,%edx
  mov    -0x10(%rbp),%eax
  sub    -0x14(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <nchoosek@plt>
  mulsd  -0x58(%rbp),%xmm0
  movsd  -0x8(%rbp),%xmm1
  addsd  %xmm1,%xmm0
  movsd  %xmm0,-0x8(%rbp)
  addl   $0x1,-0x14(%rbp)
L6:
  mov    -0x14(%rbp),%eax
  cmp    -0x18(%rbp),%eax
  jle    L32
  mov    -0x10(%rbp),%eax
  sub    -0x18(%rbp),%eax
  mov    %eax,%edx
  mov    -0x50(%rbp),%rax
  mov    %edx,%edi
  movq   %rax,%xmm0
  call   <internal_pow@plt>
  movq   %xmm0,%rax
  mov    -0x18(%rbp),%edx
  movslq %edx,%rdx
  lea    0x0(,%rdx,8),%rcx
  mov    -0x48(%rbp),%rdx
  add    %rcx,%rdx
  movq   %rax,%xmm0
  mulsd  -0x8(%rbp),%xmm0
  movsd  %xmm0,(%rdx)
  addl   $0x1,-0x18(%rbp)
L39:
  mov    -0x18(%rbp),%eax
  cmp    -0x10(%rbp),%eax
  jle    L14
  movl   $0x0,-0x18(%rbp)
  jmp    L37
L29:
  pxor   %xmm0,%xmm0
  movsd  %xmm0,-0x8(%rbp)
  movl   $0x0,-0x14(%rbp)
  jmp    L40
L28:
  mov    -0x14(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm3
  movsd  %xmm3,-0x58(%rbp)
  mov    -0x18(%rbp),%eax
  sub    -0x14(%rbp),%eax
  mov    %eax,%edx
  mov    -0xc(%rbp),%eax
  sub    -0x14(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <nchoosek@plt>
  mulsd  -0x58(%rbp),%xmm0
  movsd  -0x8(%rbp),%xmm1
  addsd  %xmm1,%xmm0
  movsd  %xmm0,-0x8(%rbp)
  addl   $0x1,-0x14(%rbp)
L40:
  mov    -0x14(%rbp),%eax
  cmp    -0x18(%rbp),%eax
  jle    L28
  mov    -0xc(%rbp),%eax
  sub    -0x18(%rbp),%eax
  mov    %eax,%edx
  mov    -0x50(%rbp),%rax
  mov    %edx,%edi
  movq   %rax,%xmm0
  call   <internal_pow@plt>
  movq   %xmm0,%rax
  mov    -0x18(%rbp),%edx
  movslq %edx,%rdx
  lea    0x0(,%rdx,8),%rcx
  mov    -0x30(%rbp),%rdx
  add    %rcx,%rdx
  movq   %rax,%xmm0
  mulsd  -0x8(%rbp),%xmm0
  movsd  %xmm0,(%rdx)
  addl   $0x1,-0x18(%rbp)
L37:
  mov    -0x18(%rbp),%eax
  cmp    -0xc(%rbp),%eax
  jle    L29
  nop
  nop
  leave
  ret
```

assistant: ```c
void get_delta_transfer_function_with_base(double b[], double b_out[], int b_size, double a[], double a_out[], int a_size, double delta) {
  int i, j;
  int N = a_size - 1;
  int M = b_size - 1;
  double sum_delta_operator;
  for (i = 0; i <= N; i++) {
    sum_delta_operator = 0;
    for (j = 0; j <= i; j++) {
      sum_delta_operator = sum_delta_operator + a[j] * nchoosek(N - j, i - j);
    }
    a_out[i] = internal_pow(delta, N - i) * sum_delta_operator;
  }
  for (i = 0; i <= M; i++) {
    sum_delta_operator = 0;
    for (j = 0; j <= i; j++) {
      sum_delta_operator = sum_delta_operator + b[j] * nchoosek(M - j, i - j);
    }
    b_out[i] = internal_pow(delta, M - i) * sum_delta_operator;
  }
}
```