C# Unity "Cannot implicitly convert type 'double' to 'float'" hatası

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class CharacterMove : MonoBehaviour
{
    // Start is called before the first frame update
    public float moveSpeed;
    private Animator Anim;

    private Rigidbody2D rb2D;
    float moveHorizontal;

    public bool facingRight;

    public float jumpForce;
    public bool İsGrounded;
    public bool canDoubleJump;


    void Start()
    {
        moveSpeed = 5;
        moveHorizontal = Input.GetAxis("Horizontal");
        Anim = GetComponent<Animator>();
        rb2D = GetComponent<Rigidbody2D>();

    }

    // Update is called once per frame
    void Update()
    {
        CharacterMovement();
        CharacterAnimation();
        CharacterAttack();
        CharacterRunAttack();
        CharacterJump();
    }


    void CharacterMovement()
    {
        moveHorizontal = Input.GetAxis("Horizontal");
        rb2D.velocity = new Vector2(moveHorizontal * moveSpeed, rb2D.velocity.y);
    }

    void CharacterAnimation()
    {
        if (moveHorizontal > 0)
        {
            Anim.SetBool("İsRunning", true);
        }
        if (moveHorizontal == 0)
        {
            Anim.SetBool("İsRunning", false);
        }
        if (moveHorizontal < 0)
        {
            Anim.SetBool("İsRunning", true);
        }
        if (facingRight == false && moveHorizontal > 0)
        {
            CharacterFlip();
        }
        if (facingRight == true && moveHorizontal < 0)
        {
            CharacterFlip();
        }
    }

    void CharacterFlip()
    {
        facingRight = !facingRight;
        Vector3 scaler = transform.localScale;
        scaler.x *= -1;
        transform.localScale = scaler;
    }
    void CharacterAttack()
    {
        if (Input.GetKeyDown(KeyCode.E) && moveHorizontal == 0)
        {
            Anim.SetTrigger("İsAttack");
        }
    }
    void CharacterRunAttack()
    {
        if (Input.GetKeyDown(KeyCode.E) && moveHorizontal > 0 || Input.GetKeyDown(KeyCode.E) && moveHorizontal < 0)

        {
            Anim.SetTrigger("İsRunAttack");
        }
    }

    void CharacterJump()
    {
        if (Input.GetKeyDown(KeyCode.Space))
        {
            Anim.SetBool("İsJumping", true);


            if (İsGrounded)
            {
                rb2D.velocity = Vector2.up * jumpForce;
                canDoubleJump = true;
            }

            else if (canDoubleJump)
            {
                jumpForce = jumpForce / 1.5f;
                rb2D.velocity = Vector2.up * jumpForce;

                canDoubleJump = false;
                jumpForce = jumpForce * 1.5;
            }











        }
    }

        void OnCollisionEnter2D(Collision2D col)
        {
            Anim.SetBool("İsJumping", false);
            if (col.gameObject.tag == "Grounded")
            {
                İsGrounded = true;
            }


        }

        void OnCollisionStay2D(Collision2D col)
        {
            Anim.SetBool("İsJumping", false);
            if (col.gameObject.tag == "Grounded")
            {
                İsGrounded = true;
            }
        }

        void OnCollisionExit2D(Collision2D col)
        {
            Anim.SetBool("İsJumping", true);
            if (col.gameObject.tag == "Grounded")
            {
                İsGrounded = false;
            }
        }
    }